On a windy day, hold a lit incense stick near the seams. If the smoke blows sideways, you have a leak—add more tape or foam.
Proper sealing is critical. Without it, cool air escapes, hot/humid air enters, and your energy bills spike. Here’s the right way to do it.
On a windy day, hold a lit incense stick near the seams. If the smoke blows sideways, you have a leak—add more tape or foam.
Proper sealing is critical. Without it, cool air escapes, hot/humid air enters, and your energy bills spike. Here’s the right way to do it.