Watts Datasheets for Strainers

Strainers are placed in-line with process piping to remove large solid contaminants from the flow.  Strainers can be cleaned and reused.
Strainers: Learn more

Product Name Notes
Series 27 V-Pattern Cast Copper Silicon Alloy Strainers are designed to protect system components from dirt, rust and other damaging debris in the piping system. This series is ideal for...
Series 7001, 7002 UL/FM Fire Service Strainers are used in fire service protection applications in conjunction with a water spray system. They feature an epoxy-coated, steel body with flanged or...
Series 745 Small Bronze Wye-Pattern Strainers feature a wye-pattern, bronze body with threaded connections and brass retainer cap. Retainer cap can be removed by hand allowing for easy screen cleaning.
Series 77F-BI Bronze, Flanged, Wye-Pattern Strainers are used in liquid and steam applications. They feature a wye-pattern, Class 150 bronze body, stainless steel screen and blow-down plug. Series 77F-BI can...
Series 77F-CSI Steel, Flanged, Wye-Pattern Strainers feature a wye-pattern, cast steel body with flanged connections, stainless steel screen, cast steel retainer cap with PTFE gasket and blow-down connection. Series 77F-CSI...
Series 77F-CSSI Stainless Steel, Flanged, Wye-Pattern Strainers feature a wye-pattern, stainless steel body, blow-down connections, stainless steel screen, stainless steel retainer cap and non-asbestos gasket. The Series 77F-CSSI's machined seat...
Series 77F-DI-125 Cast Iron, Flanged, Wye-Pattern Strainers feature a wye-pattern, Class B cast iron body with Class 125 flanged connections, cast iron blow-down plug, stainless steel screen, bolted and tapped...
Series 77F-DI-250 Ductile Iron, Flanged, Wye-Pattern Strainers feature a wye-pattern, ductile iron body with Class 250 flanged connections, stainless steel screen, bolted and tapped iron retainer cap with graphite gasket,...
Series 77F-DI-FDA-125 Cast Iron, Flanged, Wye-Pattern Strainers feature an FDA approved epoxy coating inside and outside and is suitable for potable water and food contact applications. They feature a wye-pattern,...
Series 77F-SS, 77G-SS Stainless Steel, Flanged and Grooved, Wye-Pattern Strainers feature a wye-pattern, stainless steel body with flanged (Model 77F-SS) or grooved (Model 77G-SS) connections, stainless steel screen, ductile iron...
Series 77S Cast Iron, Wye-Pattern Strainers are feature a wye-pattern, iron body with threaded connections, stainless steel screen, threaded iron retainer cap with non-asbestos gasket and tapped blow-down connection. Series...
Series 77SI Cast Iron, Wye-Pattern Strainers feature a wye-pattern, iron body with NPT threaded connections, stainless steel screen, threaded iron retainer cap with non-asbestos gasket and blow-down connection. Series 77SI...
Series 8000F, 8000G Stainless Steel, Flanged and Grooved, Wye-Pattern Strainers feature a wye-pattern, stainless steel body with flanged (Model 8000F) or grooved (Model 8000G) connections, stainless steel screen, ductile iron...
Series 87SI Stainless Steel, Wye-Pattern Strainers feature a wye-pattern, stainless steel body with threaded (Model 87SI-T) or socket weld (Model 87SI-SW) connections, stainless steel screen, stainless steel retainer cap with...
Series 88-CSI Cast Steel Wye-Pattern Strainers feature a wye-pattern, cast steel body with threaded (Model 88-CSI-T) or socket weld (Model 88-CSI-SW) connections, stainless steel screen, cast steel retainer cap and...
Series 88S Stainless Steel, Wye-Pattern Strainers feature a wye-pattern, stainless steel body with threaded connections, stainless steel screen and stainless steel, tapped retainer cap with graphite gasket. Series 88S is...
Series 97FB-CIB Cast Iron, Simplex, Basket Strainers feature an angle-designed basket, cast iron body with flanged connections, stainless steel screen, and cast-iron blow-off plug. Sizes 8 to 12 in. (200...
Series 97FB-CSSIB 316 Stainless Steel Flanged Basket Strainers feature an angle-designed basket, cast 316 stainless steel body with flanged connections, stainless steel screen, bolted retainer cap and stainless steel blow-off...
Series 97FB-FSFE Steel, UL/FM, Fire Service Strainers are used in fire service protection applications in conjunction with a water spray system. They feature an epoxy-coated, steel body with flanged (Model...
Series A777SI Bronze Wye Strainers feature a machined seat in the body and tapered seat in the cap for accurate screen alignment. All sizes are provided with tapped retainer cap...
Series LF17 In-line Bronze Single Union Strainers are designed to protect system components from dirt, rust and other damaging debris in the piping system. This series is ideal for quick...
Series LF777, LFS777 Wye-Pattern Lead Free* cast copper silicon alloy Strainers are designed to protect system components from dirt, rust and other damaging debris in the piping system. This series...
Series LF777S, LFS777S Wye-Pattern Lead Free* Bronze Strainers are designed to protect system components from dirt, rust and other damaging debris in the piping system. This series features a retainer...
Series LF777SI, LFS777SI Lead Free* Brass Wye-Pattern Strainers feature a wye-pattern, Lead Free* brass body stainless steel screen and solid tapped retainer cap with NBR gasket. Model LF777SI comes with...
Series P777 Plastic Wye-Pattern Strainers feature a 45² wye-pattern, NSF-approved Noryl plastic body with threaded connections, stainless steel screen and quick cleanout plug. Maximum Supply Pressure: 300psi (20.7 bar) CWP.