Labels:hakham | monitor | reckoner | sky OCR: PAVELS All panels that are structural should be able to pass UL90 over an assembly equal to project requirements. Almost all have a self-centering clip (floating) clip to accommodate expansion 'contraction. Most structural panels have been tested for Air Infiltration ASTM 1646 (old # ASTM 331 and Water Penetration ASTM 1680 old# ASTM 283 PANVELS beer
