Johns Manville R-30 Attic Kraft-Faced Fiberglass Batt Insulation, 88-sq ft Coverage, 24-in x 48-in, K1243S ALTO Plus Provides flexible protection against pipe

Provides flexible protection against pipe freeze-ups in even the most challenging applications

The SaraMar walls are designed for glue-up installation over existing surfaces

Longer shank works with countertops 1/2 in

Contains 16 commonly used shallow and deep metric sockets

Johns Manville R-30 Attic Kraft-Faced Fiberglass Batt Insulation, 88-sq ft Coverage, 24-in x 48-in, K1243S ALTO Plus Provides flexible protection against pipeR 30 Kraft Faced Fiberglass Batt Attic Insulation, 24x48 High efficiency R 30 batt insulation designed for wood framed attics, ceilings, and floors. Kraft facing provides a built in vapor retarder for moisture control, while the formaldehyde free fiberglass improves energy efficiency and sound performance. Precut batts offer straightforward installation and 88 sq ft total coverage. Key Features: Built in Moisture Control: Kraft facing acts as a vapor