PVC Foundation Vent PC-401 is for Siding has been designed just for ventilating the foundations and crawl spaces of vinyl, rigid or wood siding. Its made of hi-impact, UV-resistant PVC material and delivers expanded, unrestricted airflow and superior field performance.
Foundation Vent for Siding shall be Plastic Components Inc #PC401. All exterior accessories shall conform to ASTM standards D1784, C1063, and D4216. They shall be used where specified by the architect and installed per industry standards.