R31x16 Fiberglass Batt Insulation - Johns Manville

Johns Manville R31 fiberglass batts deliver excellent thermal resistance, making them an ideal choice for attics, cathedral ceilings, and projects requiring higher energy efficiency. Designed for 16" on-center framing, these batts fit snugly to minimize gaps and provide consistent insulation coverage.

Made from durable fiberglass, they are naturally non-combustible and resistant to mold and mildew, ensuring both safety and long-term performance. Lightweight and easy to install, these batts maintain their shape over time, helping reduce heat loss and improve year-round comfort.

Trusted by contractors and homeowners, Johns Manville R31 batts combine strength, efficiency, and reliability for demanding building projects.

-Material: Fiberglass
-Coverage: 42.67 Sqft
-Thickness: 9.5"
-Width: 16"
-Length: 48"
-Framing: Wood
-Batts: 8 Pieces