Labels:crt screen | monitor | web site | window OCR: One Coat Stucco The Most Efficient Stucco Available Introduction ICBO Polystyrene: E> panded polystyrene (EPS) or extruded poly rstyrene (XEPS) insulation boards must have minimum nominal density of pounds per cubic foot (24 kg/m. maximum flame- spread rating 25 and smoke- introductior devel loped rating not exceeding 450 when tested in accordance with UBC Standard 8-1 (ASTM E 84 pue must comply with ASTM 578 Type (EPS) OR Type V (XEPS The boards must be tr 11/ inches 25 to 38mm) thick and must have -inch high (9.5 mm) tongues with compatible grooves to horizontal joints All boards must be recocnized in current ICBO ES evaluation report Polyisocyanurate: Polyisocyanurate insulation board must have nominal density of 2 pounds per cubic foot maximum flame spread rating of 25 and smoke develo ...
