Road American
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Roofing emulsions need continuous film formation, resistance to ponding water if specified, good adhesion to the substrate or primed surface, and flexibility across thermal cycles. They must also tolerate UV exposure or be protected with a reflective topcoat depending on system design. For reinforced systems, compatibility with fabrics and ability to saturate reinforcement without voids is critical. Long-term durability also depends on correct film thickness and proper curing before exposure. Procurement should demand data on solids, recommended coverage per coat, elongation or flexibility indicators, and system level guidance rather than single product claims.
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