17 EXTRUDED MICROPOROUS POLYMER MEMBRANES FOR BUILDING MATERIAL; EXTRUDED RIBBED MICROPOROUS POLYMER MEMBRANES FOR BUILDING MATERIAL; EXTRUDED VAPOR PERMEABLE MEMBRANES FOR BUILDING MATERIAL; EXTRUDED BUILDING ENVELOPE MEMBRANES; EXTRUDED VERY HIGH PERMEABILITY, ULTRAHIGH WATER HOLDOUT; AND EXTRUDED DURABLE MEMBRANES FOR BUILDING MATERIAL; EXTRUDED ROOFING UNDERLAYMENT; EXTRUDED HOUSE WRAP; EXTRUDED FLOORING UNDERLAYMENT; EXTRUDED WATER RESISTANT AND BREATHABLE ROOFING; EXTRUDED BUILDING ENVELOPE; EXTRUDED VAPOR BARRIER FOR BUILDING MATERIAL; EXTRUDED MOISTURE BARRIER FOR BUILDING MATERIAL; EXTRUDED AIR BARRIER FOR BUILDING MATERIAL; EXTRUDED WEATHER BARRIER FOR BUILDING MATERIAL; EXTRUDED BARRIER MEMBRANE SOLD IN ROLLS AND USED IN THE CONSTRUCTION INDUSTRY TO PROTECT WALLS AND ROOFS OF STRUCTURES FROM WIND AND MOISTURE