In 1982 ansi created a voluntary industry standard ansi ul 325 1982 which requires automatic reversing mechanisms on garage door openers sold in the us.
How much resistance should a garage door have.
The garage door on an attached garage is often seen as a weak link in the thermal envelope on a home and for good reason.
Wind resistant garage doors can be built to withstand more than 50 pounds per square inch of positive or negative pressure.
Do i need to heat my garage with an r 16 value.
Not every garage door opener has an automatic reversing mechanism.
In some areas especially hurricane prone ones a garage door must be able to withstand high winds sometimes up to 130 miles per hour or more.
However you also need to analyze the door s cold resistance before making a purchase decision.
In most homes the garage door opens several times a day exposing most of an entire wall to outdoor air.
If your garage is not detached then the garage is probably insulated and you ll want a garage door with an r 12 value.
Our inspectors use a 1 1 2 block to test the auto reverse save your cat test the door yourself.