New weatherstripping comes in rolls and you can easily cut it to length with a utility knife.
How to cut garage door seal.
Square cut the pvc do not miter and use the utility knife to cut the vinyl flap the same length as the pvc portion of the weather seal.
In this episode dave mars shows how to better insulate your garage door to help save energy and money.
Thread the t shaped edges into the weather seal track then slide the seal across the door.
Be patient it takes a lot of pushing and pulling even with a helper.
How to replace bottom weather seal on your garage door.
Now temp nail the top seal to the jamb you want the inside edge of the pvc portion to be even with the inside edge of the jamb.
Clean the door bottom photo 2 then cut the new rubber seal to length with a razor knife.
Measure and cut the side pieces so they touch the header piece and extend to the garage floor.
Put enough temp nails in to hold the seal up against the jamb.
Door sweeps come in standard sizes but if you cannot find one.
When the door opens the rubber flexes so as not to be an impediment and when the door closes the rubber provides a strong air seal.
Install new weatherstripping onto your door stops if your garage door doesn t have it or if it has old worn stripping that no longer seals against the door.
This video explains how to remove and replace the rubber seal at the bottom of your garage door.