77310321
Oct 22, 2007
Jun 24, 2008
NON-METAL ROOF RIDGE VENTILATION SYSTEM COMPRISED OF ROOF RIDGE VENTS AND FOAM ENDCAPS, SOLD AS A UNIT; AIR PERMEABLE AND PRECIPITATION-RESISTANT ROOFING MEMBRANE; ROOF RIDGE VENTILATORS, NAMELY, CORRUGATED PLASTIC SHINGLE-OVER RIDGE VENTS AND STRUCTURAL PARTS THEREFOR
Nonmetallic Building Materials