ProductsHome / JB Solutions / Air Admittance Valves / JBSPT300 JBSPT300 • Air Admittance Valve PCV 1-1/2 & 2″ 20 DFU’s with adapter” SKU: 644132069018 Category: Air Admittance Valves Description Additional information JBSPT300 Technical Drawing Weight 2.5 lbs Related products JBSA55 JBSATBOX JBSP6