Use 1 1 2 inch thick insulation for doors with metal framing and 2 inch thick material for doors without it.
How to attach insulation panels to a garage door.
Repeat until all the panels are insulated.
Apply double stick adhesive at the mark and attach the retainer clip.
Push insulation flat against door and feel for retention clips.
Instead of adhesives you will use a puncture pin system to mount the panels to your door.
Remove dust and cobwebs with a utility brush.
Adhere insulation to garage door open your adhesive and start adhering your cut insulation to the door.
If needed you can use a little bit of masking or duct tape to help you hold each foam panel in place as the glue dries.
Prepare the inside face of a one piece metal or wood door where adhesive is needed to attach the foam insulation.
That way you will end up with two spots on each panel.
Repeat this process for each panel.
Once the insulation is cut to size you push the panes over the pins and attach the pin cover.
Cut foam insulation to size now that you know the dimensions for each panel on your garage door cut the foam insulation to size.
With fiberglass batt insulation wrapped in vinyl your garage will stay comfortable year round.
Slice inch slits through the insulation above the retention clips and attach the front of the retention clips to the back pieces to secure the insulation panels.
Press the insulation into place if you have panel railings.
Then secure it to the retaining pins photo 3.
With the foiled side facing towards you slide one edge of the insulation into one side of the railings to hold it firm.
Use clean water and a rag to remove.
Fit the cut insulation into the panel with the vinyl side facing into the garage.
Alternatively use two layers.
Measure the height and width of the panel and mark the center of each panel with a pencil or marker.
Panel sizes may differ along the door so measure each one as you go rather than pre cutting all the panels based on one measurement.
Attach two retainer clips for large panels.
Cut a sheet of rigid foam insulation to fit each section.
Use a marker to place an x in each place so you can come back quickly and just attach all of the adhesive.
Repeat this step until you have cut enough insulation to cover the entire door.