Insulating Outside Bathroom Walls

Humidity problem can be solved by installing a vapor barrier around the walls and on the floor.

Insulating outside bathroom walls.

Steps on insulation installation 1. Bathroom projects need special consideration because of the humidity and moisture that bathrooms generate. To do that lay a batt on the floor in. How to insulate behind shower walls new construction.

Insulating a bathroom proper insulation will help keep your bathrooms a comfortable temperature year round. To accomplish this you have to insulate interior walls and hot water pipes to minimize heat loss. When moisture becomes trapped in walls mold and mildew can grow damaging your home and presenting a potential health danger. If warm moist air from inside a house travels through the wall it will condense when it hits the cold sheathing on the outside.

For narrow stud bays you have to trim down the batt s width. Tuck the insulation into the cavity snug against the top of the stud bay and edges flush with the. Seal the gap between the bottom plate of the wall and the floor with acoustical sealant or caulk. Press the poly into the sealant.

In the best case scenario you can insulate the wall behind the shower during initial construction at. The facing is a vapor retarder meant to slow the migration of water vapor through the wall. Buy unfaced friction fit batts and seal the walls with a 4 mil poly vapor retarder. Plan your bathroom insulating project in stages tackling one thing at the time.

Properly insulated bathroom reduces energy consumption and saves money. If you are installing fiberglass insulation in outside walls pay attention to the paper facing.