China Roofing Materials Laminate Style Fiberglass Reinforced Asphalt Shingles, Find details about China Jump color laminate Style Asphalt Shingle, Fibreglass Reinforced Asphalt Shingle from Roofing Materials Laminate Style Fiberglass Reinforced Asphalt Shingles
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Underlayment: At standard slopes (4" per foot or greater) a shingle underlayment is needed. Yosaite
Waterproof breathable membrane (WBM110). On low slopes (2" to 4" per foot), PE waterproof membrane
(OM400) and Self-adhesive bitumen membrane (BMS030A) are recommended to use.