Variable Flow Check Valve – Adjustable Flow Rate for Water Well SystemsThe Variable Flow Check Valve from Merrill allows for variable control of water flow in your well system. Engineered for flexibility, this valve features an adjustable design that greatly reduces pressure loss, prevents water hammer, and improves pump system efficiency. Ideal for submersible pump installations or any application where consistent variable flow and backflow prevention are critical. Key Features: Adjustable internal design for variable

Clamping Ring Casting

- No-Lead Brass Hose Adapter- Heavy-duty hose adapter for standard 3/4" hose coupling

-MPS4060 - 40/60 Merrill Pressure Switch

PSI Increments 1#

Easy connected into control switch so not need expensive control box

-Mesh stainless steel screen traps fine particles

-Certified no-lead by IAPMO to NSF/ANSI 61 and 372

Keep your spin down sediment filter operating efficiently with this polyester replacement element

it’s ideal for pressure tank setups

-Extra-heavy-duty construction

or simply unscrew head and pull out rod and plunger

Recommended for all cold water installations