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Extra-Long No-Lead Bronze Check Valve with No-Spin Poppet – High-Durability Water Flow Control
SKU CVMXLNL100
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MERRILL CHECK & FOOT VALVES
Compare Check & Foot Valves
Start with where the valve installs, then compare material, size, connection options and system requirements.
Start here: Where is the valve installed?
Check Valve
Above the pump or along the discharge line — prevents backflow.
Foot Valve
Underwater at the end of the suction line — holds prime and screens debris.
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| Compare | |||||||
|---|---|---|---|---|---|---|---|
| Why Choose It? | Maximum corrosion resistance with the highest pressure capability in the core lineup. | Proven everyday metal choice with broad sizes and specialty configurations. | Heavy-duty, thick-wall metal construction built for demanding installations. | Lightweight, non-corrosive construction at a lower cost. | Maximum corrosion resistance and the highest pressure capability in the core foot-valve lineup. | Proven all-around metal choice with a wide size range for common pump systems. | Lightweight, corrosion-resistant construction at an economical price. |
| Best For | Corrosive or mineral-heavy water, high-pressure systems and demanding wet installations. | Most residential wells, pump systems and potable-water applications. | Tough well jobs, heavier down-pull loads and tapped check-valve setups. | Residential and light-duty systems where simple, economical backflow protection is the priority. | Corrosive water, demanding jet or centrifugal pump applications and long-term installations. | Most residential wells, irrigation systems and suction-line installations. | Residential and light-duty systems where low weight and non-metal construction are helpful. |
| What You Get | Durable 304 stainless construction designed for long service life and reliable sealing. | A dependable positive-sealing valve with many options to fit your needs. | Zinc-plated iron body, no-spin poppet and strong stainless internal parts. | A simple, easy-to-handle valve that prevents backflow. | Heavy-duty stainless construction and stainless screening for long service life. | A positive-sealing metal valve with a stainless screen and broad fit options. | A lead-free non-metal valve with an integrated strainer and smooth-flow design. |
| Size | 1/2" - 4" | 1/2" - 4" | 1" - 2" | 3/4" - 1-1/2" | 1/2" - 2" | 1/2" - 4" | 3/4" - 1-1/2" |
| Tapped Options | Standard & Double-Tap Options | Standard, Side-Tap, Double-Tap, Control Center & Male/Female Threaded Valves | Single & Double-Tap Options | Standard | — | — | — |
| Screen / Strainer | — | — | — | — | Stainless Steel Screen | Stainless Steel Screen | Molded Polymer Strainer |
| Orientation | Vertical or Horizontal | Vertical or Horizontal | Vertical or Horizontal | Vertical or Horizontal | See Model Guidance | Vertical or Horizontal | Vertical or Horizontal |
| Working Pressure | Up to 450 PSI | Up to 200 PSI | See Model Rating | See Model Rating | Up to 450 PSI | Up to 200 PSI | See Model Rating |
Working pressure and installation guidance vary by model and size. Confirm the selected model rating before installation.