Product Description
High-Performance Mineral Wool Batt Insulation - Johns Manville (600ft²/Bundle, 1in Thick, R-38) Specification: * Material: Mineral Wool * Thickness: 1in * Length: 600ft²/Bundle * R-Value: R-38 Johns Manville's mineral wool batt insulation is a high-performance solution for energy-efficient buildings. With a thickness of 1in and a length of 600ft², this product provides excellent thermal resistance and helps reduce heating and cooling costs. Ideal for walls, floors, and ceilings.