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I I tlVI SLI , <br /> P/V Vents <br /> All Pressure/Vacuum Vents have three (3) separate valves that address <br /> pressure/vacuum conditions in underground storage tanks. <br /> Model 4620 and 4885 • Model 4620 is a slip-on vent Pressure/Vacuum Vents _ <br /> • The three(3)valve system cap with a main pliable seal MODEL NO. DESCRIPTION SHIPPING WEIGHT LBS(KG) <br /> provides the necessary that seals to the vent stack <br /> P ry <br /> protection and durability and provides leakproof 4620 2 in/51 mm Slip-On Pressure/Vacuum Vent Cap 1.2(.54) <br /> needed in a UST vent cap, protection because the seal 4885 2 in/51 mm Thread-on Pressure/Vacuum Vent Cap 1.2(.54) <br /> is at the end of the vent 5885 2 in/51 mm Thread-On Pressure/Vacuum vent Cap <br /> • The vacuum valve is stack,not on the threads. with internal screen 1.2(.54) <br /> diaphragm operated and <br /> provides ten (10)times Model 4620 uses four(4) Construction <br /> more sealing force than stainless steel set screws to <br /> gravity devices. It grip the vent stack Body Aluminum <br /> consistently opens at 6"- preventing any loosening screen 40 Mesh Stainless Steel <br /> 10" of water column (WC)/ of the seal. internal Screen 40 Mesh Stainless Steel(5885 Only) <br /> 1.5 -2.5 KPa vacuum. Set Screws Stainless Steel <br /> Model 5885 Deflector Aluminon <br /> • The first overpressure . Has an internal screen to <br /> valve is diaphragm protect the pressure plate <br /> operated,giving ten (10) in the event of a bad bulk <br /> times more sealing force drop. , <br /> than gravity devices. It <br /> opens at 2.5"-6"WC/.63 . The safety over-pressure <br /> - 1.5 KPa pressure. valve is designed to handle <br /> • Not for use in California/ high pressure/high Flow ' <br /> EVR applications. conditions.This valve will <br /> vent up to 7900 SCFH at 2 <br /> • Model 4885 is certifi ed to psi/.14 bar. <br /> less than 1/3 of the CARB <br /> EVR Standard CP-201 which Certified to less than 1/3 of <br /> allows installation of three the CARB EVR Standard <br /> (3)PN Vents maximum. CP-201 which allows <br /> This reduces installation installation of three(3)PN {3R •4 r C <br /> time by not having to vents maximum.This S` w W <br /> manifold the vent pipes reduces installation time by qC 2.5-6 IN.W <br /> together. not having to manifold the 0 f;N•114, <br /> N + <br /> vent pipes together. (` k t2 ' <br /> • Model 4885 is a threaded �N C -4 <br /> vent cap that is easily Has a threaded vent cap <br /> installed by using the that Is easily Installed by This component was tested to and met the following criteria: <br /> caston hex nut which allows using the cast-on hex nut. <br /> tightening without having This also allows tightening PRES.2.5-6 IN.W.C. <br /> to go between vent pipes. without having to go VAC.6-101N.W.C. <br /> between vent pipes. -05 CFH @+2 IN.W.C. <br /> .21 CFH @-4 IN.W.C. , <br /> arm ' <br /> Texas Commission on <br /> UL `Environmental Quality <br /> ��1. caor�6Enmm�meMalPmtamanApenry <br /> 4+ =AIR RESOURCES BOARD ' <br /> rr sr0 <br />