Zurn 12-975XL Wilkins Reduced Pressure Zone 1/2-Inch Backflow Preventer<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Connection: FNPT X FNPT - Body Material: Bronze</li><li>Temp. Range: 33 Degrees to 180 Degrees F</li><li>Max. Pressure: 175 psi - Width: 6-1/4" - Length: 17-3/8"</li><li>Standards: ASSE 1013， Foundation for Cross Section Control and Hydraulic Research At USC</li><li>Compliance: IAPMO， CSA， UL， C-UL， AWWA C511</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZmFiDparL.jpg" noproxy>