Rough opening for 8x7 garage door

Google's Wikipedia competitor, Google Knol, officially opens its doors today. The site is already populated with several knols (definition: "an authoritative article about a specif...

Rough opening for 8x7 garage door. The artistry Steel overhead door by garage doors direct is constructed with durable 24 gauge steel and is the perfect option for anyone looking for an affordable and classy door for their garage. View Cart (0) Questions 1-877-357-Door (3667) Home; Styles. Bronze Value - ...

Model 2000 - $765. The model 2000 is the traditional rolling sheet door. Time-honored and established, it is dependable and sturdy. Used in a variety of field applications, it provides an economical alternative to sectional or slat doors. Installation is quick and the cam action device allows for easy adjustment of the springs simultaneously.

Aug 9, 2014 ... This Old House general contractor Tom Silva shows how to assemble and hang a new garage door. (See below for a shopping list and tools.)Step 2: Measure and Mark the Rough Opening. Start by measuring the width and height of the garage door. In this case, we are working with a 9×7 garage door, which means the door is 9 feet wide and 7 feet tall. Once you have these measurements, add a few inches to both the width and height to allow for adjustments and ensure a proper fit.Garage doors generally have a finished opening of the "called" size.....so the "rough" opening would depend on WHAT you plan to finish off the opening with.....Personally, I use treated 2x lumber and cover that with aluminum trim coil, so my "rough" opening actually is 8x7 ( always width x height on doors/windows)...if you're going to use a 1x ...Garage Doors Crafted for Every Home. For more than 50 years, Clopay has manufactured beautiful, durable and reliable garage doors. We are honored to be America's favorite garage door brand, a distinction achieved through our unrelenting focus on delivering true performance. With all the styles of garage doors offered by Clopay, the perfect ...8'x21″ Single Panels for your single car garage door in Houston, TX. Quality 25 gauge steel garage door panels. Available from our Houston locations. Panel sections only. No hardware is included. Open 8-4:30 M-F. 11020 Katy Freeway #116. Houston TX, 77043.For exterior hinged doors, Chief will not build the rough opening bottom clearance lower than the top of the subfloor, regardless of the value you enter. It appears as though the only way to get the slab to extend over the foundation wall for a hinged exterior door is to leave the bottom of the door at 0" from the floor.Rough opening for 8x7 garage door. Facts, fiction and rough opening for garage doorGarage door installation cost Garage door standard sizes opening rough dimensions residential 16x8 measure measuring diagram open than opener closed20 awesome standard garage door opening size.

Table of Contents hide. 1How to Trim a Garage Door Opening. 1.1Tools and Materials Needed. 1.2Step 1: Measure and Calculate. 1.3Step 2: Choose the Right Trim. 1.4Step 3: Cut and Install the Side Jambs. 1.5Step 4: Install the Head Jamb. 1.6Step 5: Add Trim Boards. 1.7Step 6: Fill Holes and Sand.8 x 7 Roll Up Door Model 650 Order 1213 configuration for roll up garage door. Questions 1-877-357-Door (3667) 1-877-357-Door (3667) View Cart (0) Home; Styles. Direct 650; Direct 1000; Direct 2000; Direct 2500 ... Measure your rough opening, the door will be custom made bigger to overlap your frame and your guiderails will mount on the face of ...Center of Door Opening Description Door Size Qty. Torsion Spring Single Car Doors 8' - 9' W x 7' H 1 Double Car Doors 16' W x 7' H 1 or 2 End Bearing Plate Single Car Doors ... garage with at least four 3/8" x 4" long lag screws for wooden frames or four 3/8" x 4" long sleeve anchors for concrete frames (one at each corner). ...The rough opening of a garage door is an important part of the entire setup. It's the space between the frame of the door and the wall studs that allows the garage door to be securely and properly installed. The rough opening is used to determine the size and weight of the door, and sets the stage for the perfect fit. ...Garage door rough opening size Garage door framing single opening rough sizes doors car two dimensions choose board Rough opening garage door fiction facts Rough framing openings bifold stai. ... Rough opening for 8x7 garage door.. Check Details Check Details. Need to learn how to size your door rough opening? #doorinstallation.Level up your curb appeal with this Clopay Classic Collection Insulated White Garage Door with Plain Window. With a three-layer construction, the embossed panels are durable and dent-resistant. ... the finished opening should match the door size. The rough opening would be calculated by subtracting the thickness of the material you are using to ... Measure Your Rough Opening A (width) by B (height) = size door you need Note: Measure opening in feet and inches. Determine Bracket Mounting Surface Areas Refer to the height chart below for minimum areas required for your door to operate correctly. Determine Clearance Areas Refer to the height chart below for minimum

2. Measure the Door: Begin by measuring the actual width and height of your 10×10 garage door. These measurements will be crucial for creating the rough opening. 3. Determine the Header Size: The header is the horizontal beam above the door that carries the load of the wall above.The rough opening should be the same width as the garage door. The net finished opening is the total width after the additiion of trimmer, and will be about 3 ...In conclusion, the dimensions of a standard garage door are 7 feet tall and 8 to 10 feet wide. This size fits single-vehicle garages that house standard cars, SUVs, trucks, and vans. Double standard garage door dimensions are 7 feet tall and 12 to 16 feet wide. RV garage doors are 12 feet tall and 10 to 14 feet wide.STEP 7 - Preparing Bottom Door Section. Step 7-1: Spread the hardware on the garage floor in groups so that you can easily find the parts. Step 7-2: Find the section with the aluminum weatherstrip retainer fastened to one edge. The aluminum weatherstrip retainer is on the bottom edge of the bottom section.For a 10-Foot Garage Door. For those with a 10-foot-wide garage door, follow this rule of thumb: you'll require two headers, each measuring 4 inches in width, 10 inches in depth, and with a length of 10 feet 9 inches. This setup, made from timber or LVL, will provide your door with the strength it needs. For a 12-Foot Garage Door8-ft x 7-ft Garage Doors & Openers. Pickup Free Delivery Fast Delivery. Sort & Filter (1) List. Color: White. Wayne Dalton. Classic Steel Model 8000 Single Garage Door. 133. Color: White.

Good fortune supermarket falls church.

Model Number: 8X7_RollupGlossWhite_Door Menards ® SKU: 4253015. PRICE $489.99. 11% REBATE* $53.90. PRICE AFTER REBATE* $ 436 09. http://www.homebuildingandrepairs.com/garages/index.html Click on this link for more information about garage doors, construction and repairs. This video wil...IntroductionWhen it comes to installing a new garage door, one of the most important aspects to consider is the rough opening. The rough opening refers to the framed opening in the wall where the garage door will be installed. It plays a crucial role in ensuring that the door fits properly and operates smoothly. InGarage door comes with windows for added curb appeal and allowing natural light shine through your garage; ... Size 8x7 what cost. by Louie | Apr 22, 2024. 1 Answer. ... the finished opening should match the door size. The rough opening would be calculated by subtracting the thickness of the material you are using to create the finished opening ...Measure existing door width and height in feet and inches. This determines the size of door needed. The rough opening should be the same size as the door. Common garage door widths include 8′, 9′, 10′ and 16′. Common heights include 7′ and 8′. Measure headroom as the distance between the top of the door and the ceiling (or first ...Received 2,182 Upvotes on 1,952 Posts. Look up "header span table" online. Upvote. Garages, Garage Door Openers, Work Shops & Sheds, Breezeways and Carports - 8x7 Garage Header - Shed roof 2:12 slope . Snow load 2x6 Rafters 16 centers Garage 17' long 11'6 wide .

One of our expert dealers will support you every step of the way - from choosing your door to installation and aftercare. Request a quote. Beautifully built, functional, and reasonably priced residential garage doors to transform your home's aesthetic. Browse our residential garage doors.Begin by measuring the width and height of your existing garage door opening. For an 8×7 garage door, this should be 8 feet wide and 7 feet tall. Step 3: …Sand the joint compound until smooth, and repeat the process until the seams are fully covered. Paint or stain: Once the joint compound is dry and smooth, you can paint or stain the drywall to match the rest of your garage. Install trim: Install trim around the garage door opening to create a polished and finished look.9′ X 7′ Standard Garage Door. For most residences, a single-car garage door is 8- or 9 feet wide and 7 or 8 feet high. Most new construction you will see uses 9′ x 7′ garage doors. As vehicle sizes increase, 10-foot single-car garage doors are becoming increasingly popular.1. Get your tools. 2. Measure the rough opening. 3. Frame the header. 4. Cut out the goal post. 5. Install the goal post. 6. Attach each side jamb. 7. Attach the center bracket …My garage door was and older wood bi-fold door and did require a little modification to work with my door. WIth help from customer service the right kit was selected for my application. due to door weight I needed a 16x7 door kit that has a 156-170 lb spring. Though my door is 8x7 the listed kit had to light of spring.Step #1: Measure the Rough Opening. Use your tape measure to gather the following measurements and write them down: The distance between the garage floor and the rough header. It should be one and a half inches longer than your new garage door’s height. The header’s space; this area should be nine inches wider than the door.200M (Mini-Storage Door) Yard Barns. Mini-Warehouses. Storage Sheds. Boat Houses. Other Light-Duty Applications. Available in sizes 2’6″ wide x 3′ high through 12′ wide x 14′ high. The rough opening dimension is the size of door you need to order*. *Door will arrive up to 4″ wider than the rough opening.Rough Opening for Door Rough opening of an interior Door. When it comes to interior doors, the rule of thumb is to make the RO approximately 2 inches wider than the door slab.This extra space allows for a 3/4″ jamb and provides a 1/4″ allowance on each side for adjustments, ensuring the door operates smoothly.

3. Cut the Lumber. Using a circular saw, cut the lumber to the appropriate lengths for the header, jambs, and cripple studs. Remember to account for the width of the door and any additional framing materials. 4. Assemble the Frame. Position the header between the side jambs and secure them together with nails or screws.

3. Cut the Lumber. Using a circular saw, cut the lumber to the appropriate lengths for the header, jambs, and cripple studs. Remember to account for the width of the door and any additional framing materials. 4. Assemble the Frame. Position the header between the side jambs and secure them together with nails or screws.Here are the steps on how to frame the garage door jambs: Cut the four pieces of 2×4 lumber to length. The length of the jambs should be equal to the height of the garage door opening plus 6 inches. Nail the two pieces of 2×4 lumber together to form the jambs. Make sure that the jambs are square.Standard Interior Doors: The most common sizes for interior doors are 24, 28, 30, 32, and 36 inches in width, with a standard height of 80 inches. The rough opening size should be 2 inches wider and 2.5 inches taller than the door size. For a 36 × 80-inch door, the rough opening size would be 38 × 82.5 inches.IDEAL Door has many great colors and finishes to choose from. Designs with a Simple Look. Garage doors with a simple look allow the door to seamlessly compliment the home. The clean lines of the Designer series doors, the Modern series doors and the Recessed Panel doors have become the latest trend because they can look great on most any home.200M (Mini-Storage Door) Yard Barns. Mini-Warehouses. Storage Sheds. Boat Houses. Other Light-Duty Applications. Available in sizes 2’6″ wide x 3′ high through 12′ wide x 14′ high. The rough opening dimension is the size of door you need to order*. *Door will arrive up to 4″ wider than the rough opening.of the door into the garage, and should be at least 18" more than the height of the garage door. A minimum sideroom of 3-3/4" (5-1/2" for EZ-Set™ Extension Spring) should be available on each side of the door on the interior wall surface to allow for attachment of the vertical track assembly. The rough opening should be the same size as the door.Spring Wind Direction. Spring Length. Wire Size. Knowing the spring's length can help you find the wire size on the chart above. Measure 10 coils to the nearest 1/16". Change the fraction into a decimal and divide by 10; this is the wire size. For a more accurate measurement start at the 1" mark on your ruler.Most new garage doors are made of steel backed by rigid-foam insulation. Panels made of 24-ga. steel are the strongest (26- and 28-ga. steel is also used); most are produced with an embossed wood-grain pattern or with a smooth finish. Look for a model with a baked-on primer and polyester topcoat for maximum rust protection.Measures 6" wide and is gray in color. Side Draft Stop: NO Side Draft Stop. Description. The Janus International Corporation Model 650 Self Storage Door is designed and manufactured with durability, quick installation, and ease of maintenance in mind. Standard features such as ratchet tensioner, enclosed barrel housing a dead axle assembly.

Extended weather clearwater fl.

Comcast new britain ave west hartford.

Measure Your Rough Opening. A (width) by B (height) = size door you need. Note: Measure opening in feet and inches. Determine Bracket Mounting ... IDEAL Door is a leader in residential and commercial garage doors and a preferred brand among consumers, architects, specifiers and building professionals. GET IN TOUCH. 1400 West Market Street Troy ...Hold a level at the bottom of the track junction (where the vertical track and curved portion of the track connect). Next take a tape measure and measure the distance from the center of the horizontal track to the top of the level. The measurement you get is what the radius of the door is. 5. Door Height.This guide is intended primarily for our Builder customers, to explain in detail the measurements and condition we need the work site to be in to properly co...The rough opening should be the same size as the door. Step 2. Measure area labeled sideroom left and right (3 and 4) - a minimum 3-3/4" is required on each side for …Height Matters Too. Besides width, the height of the rough opening is equally important. The standard height for garage doors is 7 feet, but you can also find doors with heights of 8 or 9 feet for larger vehicles or more extended clearance. For an 8-foot-tall garage door, the rough opening's height should be 8 feet.of the door into the garage, and should be at least 18" more than the height of the garage door. A minimum sideroom of 3-3/4" (5-1/2" for EZ-Set™ Extension Spring) should be available on each side of the door on the interior wall surface to allow for attachment of the vertical track assembly. The rough opening should be the same size as the door.Introduction. When building or renovating a garage, framing the door rough opening is a fundamental aspect of the process. This step lays the foundation for the installation of the garage door and determines its functionality and durability. In this comprehensive guide, we will delve into the intricacies of framing a garage door rough …The rough opening of your space, which should be approximately the same size as the door. 1) The width, across the existing door or desired space ... In addition to reducing the noise and vibrations associated with garage door opening, wall mount garage door openers free up the space overhead for extra storage and fixtures, such as lights or ... ….

Make the rough opening for a pocket door two times the width of the door plus 1 inch with a height of 84 1/2 inches from the highest spot on the subflooring. While this opening loo...Rough Openings and Framing - Single Frame. Rough opening width is 1 1/4″ over nominal door width. This provides for 5/8″ clearance between the jamb and the wall. This clearance is necessary for the pocket on the strike and the projection of the hinge screws. Frames can be installed with smaller opening widths but, in some cases, the ...A rough opening refers to the framed space in which the garage door will be installed. It provides structural support and ensures a proper fit for the door. In this …Read Our Delivery Policy Before Purchase. +3. 8x7 Amarr Vista Full View Glass Garage Door - Black. vi1000. $3,068.10. In stock. Quantity: 1. Add to Bag.14 x 8 Roll Up Door Model 2500 Order 7137 configuration for roll up garage door. Questions 1-877-357-Door (3667) 1-877-357-Door (3667) View Cart (0) Home; Styles. Direct 650; Direct 1000; Direct 2000 ; Direct 2500 ... Measure your rough opening, the door will be custom made bigger to overlap your frame and your guiderails will mount on the face ...Garage door comes with windows for added curb appeal and allowing natural light shine through your garage; ... Size 8x7 what cost. by Louie | Apr 22, 2024. 1 Answer. ... the finished opening should match the door size. The rough opening would be calculated by subtracting the thickness of the material you are using to create the finished opening ...Step 2: Measure and Mark the Rough Opening. Start by measuring the width and height of the garage door. In this case, we are working with a 9×7 garage door, which means the door is 9 feet wide and 7 feet tall. Once you have these measurements, add a few inches to both the width and height to allow for adjustments and ensure a proper fit.9′ X 7′ Standard Garage Door. For most residences, a single-car garage door is 8- or 9 feet wide and 7 or 8 feet high. Most new construction you will see uses 9′ x 7′ garage doors. As vehicle sizes increase, 10-foot single-car garage doors are becoming increasingly popular.Yes, replacement sections for Clopay steel garage doors and Clopay wood garage doors are available from your local dealer or retailer provided we still manufacture the door model you own. If your door was manufactured in the last ten years, we can identify the model by referencing the 15 to 16 digital serial number located on the interior bottom section of the …A roll-up door, for example, will fit against a rough opening, while the double garage door will need to be fitted into the opening. This can affect the position of the header. Carefully measure the length of your door, as the header must be at least 9 inches longer than that, and at least 1 1/2 inches higher than the door. Rough opening for 8x7 garage door, IntroductionWhen it comes to installing a new garage door, one of the most important aspects to consider is the rough opening. The rough opening refers to the framed opening in the wall where the garage door will be installed. It plays a crucial role in ensuring that the door fits properly and operates smoothly. In, Measures 6" wide and is gray in color. Side Draft Stop: NO Side Draft Stop. Description. The Janus International Corporation Model 650 Self Storage Door is designed and manufactured with durability, quick installation, and ease of maintenance in mind. Standard features such as ratchet tensioner, enclosed barrel housing a dead axle assembly., The rough opening is essentially the size of the finished garage door. Take the measurements of both the width and the height of the inside of the opening. For instance, if your rough opening is 16 feet wide and 7 feet high, then your best bet for a garage door is a 16x7 door. But what happens when the opening is a little smaller or larger than ..., Width of garage door opening - Standard widths are 8', 9'-10'-12'-14'-16'-17' and 18'. Height of the garage door opening- Standard residential heights are 7'-7'6''-8'. Header- the header is ideally a minimum 12' wide micro-laminated beam that spans the width of the garage door opening. Header requirement #2- At ..., Standard Dimensions of a 3-0 Door Rough Opening. For those embarking on a door installation project, understanding the standard dimensions of a 3-0 door rough opening is paramount. While slight variations may exist based on the type of door frame, the typical dimensions are as follows: Width: 38-1/2 inches. Height: 81-1/2 inches., Height Matters Too. Besides width, the height of the rough opening is equally important. The standard height for garage doors is 7 feet, but you can also find doors with heights of 8 or 9 feet for larger vehicles or more extended clearance. For an 8-foot-tall garage door, the rough opening’s height should be 8 feet., Classic Steel Model 9100 Insulated White Single Garage Door. Shop the Collection. 13. Color: White. Wayne Dalton. Classic Steel Model 9100 Insulated Single Garage Door with Windows. 525. Wayne Dalton. Classic Steel Model 8300 8-ft x 7-ft Insulated Black Single Garage Door with Windows., This guide is intended primarily for our Builder customers, to explain in detail the measurements and condition we need the work site to be in to properly co..., We would like to show you a description here but the site won't allow us., Garage door openers have become an essential part of our daily lives, providing convenience and security. However, like any other electronic device, they rely on batteries to funct..., Below you can find pages that will show you all the door models available in some of our most popular sizes. The width and height measurements cover down to the next lowest size plus 1 inch, for example an 8 foot wide door would cover from 7 feet 1 inch up to 8 feet. 3x7 Roll Up Garage Doors; 6x7 Roll Up Garage Doors; 8x7 Roll Up Garage Doors, Measures 6" wide and is gray in color. Side Draft Stop: NO Side Draft Stop. Description. The Janus International Corporation Model 650 Self Storage Door is designed and manufactured with durability, quick installation, and ease of maintenance in mind. Standard features such as ratchet tensioner, enclosed barrel housing a dead axle assembly., How much siding do i need for a 24×24 garage. Rough opening for a 30 inch door. Conclusion:-In general, a 4″×8″ lumber header may utilized for an 8 foot garage door, while a 4″×10″ lumber header may utilized for a 9 to 10 foot garage door. Likewise, a 6″×12″ header may span for a 12 foot garage door, while a 3-1/2″×11-7/8 ..., We would like to show you a description here but the site won't allow us., The rough opening of a garage door is an important part of the entire setup. It's the space between the frame of the door and the wall studs that allows the garage door to be securely and properly installed. The rough opening is used to determine the size and weight of the door, and sets the stage for the perfect fit. ..., 488 x 305. 18 x 10. 549 x 305. 20 x 10. 607 x 305. First column in the above chart is in imperial system (width x height in feet) and second column is in metric measurements (garage door width x height in centimeters). 9 and 10 feet high garage doors are less common. Some manufacturers offer width from 7' up to 18' with 1' increment., Roll-up doors are made from galvanized steel and typically used for commercial purposes. When they roll down from their self-contained coil, steel slats interconnect to form a secu..., Measure and Cut the Center Block: Measure the height from the center point to the ceiling. Cut a 2×10 wooden board to this length. Use a framing square for precise cuts. Install the Center Block: Nail the cut block vertically in the center of the opening. Ensure it's level and securely anchored., Along with polyurethane foamed-in-place insulation, our Classic Steel garage doors are engineered for gorgeous, easy-care living. High-end features make them: Three-layer construction means our doors are built to last. Model 9100 utilizes a ToughGard ® backer, while Model 9605 provides additional protection with a steel backer., 2. Measuring the Rough Opening. When measuring the garage door rough opening, we'll ensure the distance between the floor and the rough header is 1 1/2 inches longer than the door's height. In addition, we'll check that the header is 9 inches wider than the door and the width is 3 inches longer when measuring it between the left and right ..., Preparing the Opening. Install New Door Sections and Track. RESIDENTIAL SPRING INSTALLATION. ... Install EZ-Set® Torsion Springs. IDEAL Door is a leader in residential and commercial garage doors and a preferred brand among consumers, architects, specifiers and building professionals. GET IN TOUCH. 1400 West Market Street Troy, OH 45373. WE ..., Most of them need only 9 to 12 inches of space. Before you purchase your new garage door opener, make sure you ask about the dimensions on the one you want to buy. Again, a double-track system may work best for homes with low garage ceilings. You can find double-track extension springs that measure as little as 5 inches, though some require the ..., In this article, we'll dive into the details of rough openings for 10' garage doors, giving you the knowledge you need to ensure a smooth installation process.First, let's start with the basics. A rough opening refers to. Learn all about rough openings for 10' garage doors in this detailed article. Find out the dimensions, materials, and ..., Standard Interior Doors: The most common sizes for interior doors are 24, 28, 30, 32, and 36 inches in width, with a standard height of 80 inches. The rough opening size should be 2 inches wider and 2.5 inches taller than the door size. For a 36 × 80-inch door, the rough opening size would be 38 × 82.5 inches., A double 16' x 8' garage door costs $600 to $1,200. A 10' x 10' roll-up garage door costs $450 to $2,100. Installation adds $150 to $700. Basic overhead garage doors cost $250 to $800 for sectional aluminum or steel. Insulated, roll-up, and made-to-measure garage doors cost $800 to $4,000 in wood, glass, fiberglass, or steel., The approximate rough opening dimensions for a standard front door is 82 1/2 inches by 38 inches. This opening in an exterior wall’s framework accommodates a 80-inch-by-36-inch fro..., Jun 20, 2022 · 9′ X 7′ Standard Garage Door. For most residences, a single-car garage door is 8- or 9 feet wide and 7 or 8 feet high. Most new construction you will see uses 9′ x 7′ garage doors. As vehicle sizes increase, 10-foot single-car garage doors are becoming increasingly popular. , Garage framing wall door opening rough header short elevation installation width building components lumberFraming garage door doors Rough opening for garage doorFraming a strong garage-door opening. Garage door framingOpening wallp txt Rough in for 8x7 garage doorDoors contentgrid homedepot., Standard Features Include. U.L. Label sizes up to 120 sq. ft., oversized labels are provided for openings up to 600 sq. ft. All doors comply with 45 minute, 1-1/2 hour, 3 hour, and 4 hour (18-gauge only) Slats: 22, 20, and 18-gauge galvanized steel flat slats, galvanized according to ASTM A-653 and finished with a high-tech polymer based super ..., Dec 9, 2020 · The Garage Door Rough Opening. The rough opening of a garage door should be 3 inches wider than the door itself. So if your door is 9ft wide your rough opening should be 9ft 3 inches; Next, your rough opening height should be 1.5 inches taller than the door. After this, you just need to bring in the opening size to the exact size of the garage ... , 8 x 7 Roll Up Door Model 650 Order 1213 configuration for roll up garage door. Questions 1-877-357-Door (3667) 1-877-357-Door (3667) View Cart (0) Home; Styles. Direct 650; Direct 1000; Direct 2000; Direct 2500 ... Measure your rough opening, the door will be custom made bigger to overlap your frame and your guiderails will mount on the face of ..., When measuring garage doors the width is always given first followed by the height. So 9×7 implies a door that is 9ft wide and 7ft tall. Some builders frame the garage door rough opening width down to 8’10” or 8’11” for a 9ft wide door so that the metal door end stiles rest up against the door jambs., Next, measure the “side room,” or the spaces to the left and right of the garage door opening. This is where the vertical tracks will be installed. Most track systems require at least 3 3/4 inches of space with some systems needing up to 5 1/2 inches per side. Measuring: Step 3. Measure the distance between the top of the garage door ...