Hart & Cooley® Molded Insulation Back, R6 Model, Fiberglass, 3-3/4 in L x 23-1/2 in W x 23-1/2 in H
- Bonded foil vapor barrier minimizes condensation
- Deep plenum cavity improves performance
- Back labeled with necessary code approvals
- Accepts 6 - 14 in tab collars (6400 Series) or 6 - 18 in snap in collar (5400 and 5400PP Series)
- Accepts standard spin-in collar