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The S-614 is a PVC compression swing check valve. It features COMP x COMP configurations and two sets of compression gaskets, permitting installation on either 1-1/4" or 1-1/2" pipe. It can be installed either vertically or horizontally, and features a full-flow waterway ideal for wastewater, grey water, or sewage installations. The flapper is weighted, assuring quick and positive closure in low or high back flow conditions.

The S-611 is a PVC in-line check valve with 1/2lb stainless steel spring that is solvent x solvent configuration. The poppet design allows linear flow with minimal pressure drop. Being soft-seated, it offers silent operation and may be installed horizontally or vertically.

The T-611 is a PVC in-line check valve with 1/2lb stainless steel spring that is FNPT x FNPT configuration. The poppet design allows linear flow with minimal pressure drop. Being soft-seated, it offers silent operation and may be installed horizontally or vertically.

The S-670 is a PVC check/ball combination valve with COMP x Solvent configurations. This schedule 40 compatible valve can be installed horizontally or vertically and features a full-flow design that is ideal of sump pump applications. An integral isolation ball valve allows sump pump and check valve servicing. The EPDM and NBR seals assure long service life in various water conditions.

This is a UPVC strainer that can be attached to the S-655 inline ball check valve to turn it into a foot valve.

The S-672 is a PVC solvent swing check valve. It features solvent x solvent configurations. It can be installed either vertically or horizontally, and features a full-flow waterway ideal for sump pump applications. The flapper is weighted, assuring quick and positive closure in low or high back flow conditions.

The S-655 is a PVC ball check valve that is solvent x solvent configuration. Ideal for swimming pool, process/wastewater or corrosive installations where the media or surrounding environment would otherwise attack a metallic valve. It has a fully-guided conical-ball design that assures a positive seal, under low or high backpressures. Constructed using virgin resins and fits both Schedule 40 and 80 pipe and can be converted to a foot valve by attaching the UPVC strainer.

The S-613 sump check valve is equipped with stainless steel bands for maximum corrosion resistance. It can be installed either horizontally or vertically and is designed for low pressure sump pump discharge.