Web in 1992 and had a replaceable bronze check seat. 975xl and 975xl2 reduced pressure principle backflow preventers. Accessories allow for speedy repairs and cost savings by avoiding full.
975Xl And 975Xl2 Reduced Pressure Principle Backflow Preventers.
Please enable javascript before you are allowed to see this page. Web in 1992 and had a replaceable bronze check seat. Accessories allow for speedy repairs and cost savings by avoiding full.
975Xl And 975Xl2 Reduced Pressure Principle Backflow Preventers.
Model 975xl and 975xl2 reduced pressure principle. Accessories allow for speedy repairs and cost savings by avoiding full. The model 975xl began production in 1993 and had a replaceable check seat made of glass filled noryl.
