Wellco 5 ft. x 165 ft. Coverage Area 825 sq. ft. Waterproof Breathable Membrane

Moisture and steam insulation housewrap can prevent air conditioning and heating from leaving the building, helping to improve energy efficiency. Its special protection against water damage and air penetration preserves the structural integrity of the home, which could save the homeowner a lot of energy. It is breathable and allows moisture to escape from the wood frame or insulation, preventing the growth of mold and mildew. At the same time, it can also prevent a lot of water intrusion.