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BELOW GROUND PRODUCTS www. opwgiobal . com OPW 6150 Overfill Materials Prevention Valves Important Valve Body : Cast aluminum The OPW 61 SO Overfill Prevention Valve In order to prevent product spillage Float : Nitrile rubber, closed cell foam is designed to prevent the overfill of from the Underground Storage under round storage tanks b providing Valve : Aluminum Tank (UST), properly maintained 9 9 Y P 9 delivery equipment and a proper a positive shut-off of product delivery. Seals : Viton ® connection at the tight-fill adaptor The shut-off valve is an integral part of Upper & lower Drop Tube : Aluminum are essential . Delivery personnel PP P should be managed and trained to the drop tube used for gravity filling . Plastic parts : Acetal inspect delivery elbows and hoses The OPW 61 SO allows easy installation for damaged and missing parts. (without breaking concrete) and requires Hardware : Stainless steel They should always make certain no special manholes . there is a positive connection P between the adaptor and elbow. If The DPW 61 SO is a two -stage shut- Features delivery equipment is not properly 4W Simple, Easy and Quick maintained, or the elbow is not off valve. When the liquid level rises securely coupled to the adaptor, a to about 95 % of tank capacity, the Installation — no excavation or serious spill may result when the valve mechanism is released, closing special manholes required . DPW 61SO closes,causing a hazard automatically with the flow. This reduces ♦ Economical — costs a fraction and environmental contamination . the flow rate to approximately 5 gpm of expensive, complicated and NOTE : The OPW 61 SO is designed through a bypass valve . The operator difficult-to- install valves. for use on tight-fill gravity drop may P then stop the filling p 40o Furnished Complete — supplied process and applications only. Do not use for pressure fill applications. disconnect and drain the delivery hose. with new upper and lower drop tubes, As long as the liquid exceeds the 95 % mounting hardware and thorough level, the valve will close automatically instructions for quick job site time. each time delivery is attempted . ♦ 4* Completely Automatic Operation Retrofits Directly — for both new If the delivery is not stopped and the — no prechecks to perform , no resets and existing tanks with 4 " fill risers. liquid rises to about 98 % of tank capacity, and no overrides to be broken 40 the bypass valve closes completely. No Quick Drain Feature — or abused . automatically drains hose when head additional liquid can flow into the tank until the level drops below a reset point . ♦ No Pressurization of the Tank — pressure is relieved . The 61 SO Overfill Prevention Valve can be operates directly from liquid level . ♦ Best Flow Rate in The Industry * adjusted to shutoff at any desired tank ♦ Will Accept a Dipstick capacity. Please contact the Authority for Gauging Having Jurisdiction (AHJ) and review * Test-witnessed by Bowser- Morner, Inc., an independent laboratory. Results available upon request, local , state, and national codes to determine the regulatory requirements Advantages of Overfill Prevention Compared to Overfill Warning Systems: governing shut-off capacity in your region , as well as take into account other ♦ Completely Automatic faster fill times and reducing considerations such as extreme tank tilt . Operation — does not rely on the spill risk . In all cases, the upper tube must protrude alertness or speed of response of the ♦ Speeds Delivery Operations into the tank at least 6- 1 /2 " to ensure delivery attendant for certainty of — product flows unimpeded into that the valve can shut off flow into the overfill prevention . the tank until the hose " kick " that tank completely before the top of the ♦ Keeps the Top of UST " Dry, " accompanies the valve shut-off tank is wetted as per EPA requirements . per EPA Requirements — provides a clear signal that the Models of the 61 SO are available to meet eliminating possible leaks at loose liquid has reached the shut- off level . virtually any UST application including bung fittings and the need for ♦ Simple and Inexpensive two- point, coaxial, poppeted coaxial and double containment on vent lines. Installation — in both two-point remote fill . Methanol approved models ♦ Does Not Rely on Pressure in and coaxial fill applications, no are also available. the UST to Stop Flow — allowing additional excavation , manholes or The DPW 61 SO is approved by the vent piping are required . New York City Fire Department . (Approval #4902 ) . Listings and Look for this label for Certifications >' authentic OPW EVR Approved products. � Pw• DEFINING WHAT ' S NEXT 115