Watts LFN45BDUS 070 M1 3 4 Part of the LFN45B Series Strip Drian This 2 1 2 3 IN anti siphon This 2 1 2 3 IN anti siphon vacuum breaker hot or cold water repair kit prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage 00 Maximum Operating Temperature Fahrenheit 180 Maximum Working Pressure PSI 200 Minimum Temperature Celsius 18 83 Standard Reduced Pressure Setting PSI 70 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Type Kit Valve Style Standard Specification Sheet LFN45B Sealed spring cage for accessible outdoor or pit installations