LESSCO UTILITY BOX
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Applications
Air-vapor barrier box for outlets in locations that interrupt interior airtight layers). Air / vapor barrier box to seal electrical boxes when there is no service cavity between the airtight layer and the interior finish (sheetrock).
Advantages
- Designed to attach to a wall or ceiling frame member and can contain up to three conventional electrical boxes
- No pre-made penetrations, so penetrations can be made at any location
- Bulk discounts available for full boxes (see bulk rate table for details)
Properties
- Air-vapor barrier
- Eliminates air leakage through electrical boxes
- Prevents moisture damage in walls and ceilings
- Improves comfort and energy efficiency
- Easy to install
- One size fits all electrical boxes
Original: $5.85
-70%$5.85
$1.75

Description
![]()
Applications
Air-vapor barrier box for outlets in locations that interrupt interior airtight layers). Air / vapor barrier box to seal electrical boxes when there is no service cavity between the airtight layer and the interior finish (sheetrock).
Advantages
- Designed to attach to a wall or ceiling frame member and can contain up to three conventional electrical boxes
- No pre-made penetrations, so penetrations can be made at any location
- Bulk discounts available for full boxes (see bulk rate table for details)
Properties
- Air-vapor barrier
- Eliminates air leakage through electrical boxes
- Prevents moisture damage in walls and ceilings
- Improves comfort and energy efficiency
- Easy to install
- One size fits all electrical boxes














