brane roof 300 Porous material (except wood) 50 Roadway 250 Wood 30 Singe-ply roof membrane 450 Fiberglass 80 Other 420 Sealant Prima, VOC Limit (eft less water) Architectural. nonporous 250 Architectural. porous 775 Other 750 The use of a VOC budget is permissible for compliance with t