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Buy Drain Valves – High-Quality & Reliable Solutions

Drain valves remove water, condensate, and system fluids from plumbing and compressed-air lines to protect equipment and simplify service. This selection covers boiler/tank drains, petcocks, and bleed valves for general plumbing and pneumatic maintenance.

Choose proven components from Jomar, Legris, Merrill, and Midland Industries for dependable shutoff and controlled discharge across facilities, HVAC, irrigation, and industrial MRO. Built for durability and quick installation, these valves support routine draining, winterization, and line cleanup.

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Frequently Asked Questions

What is a drain valve for?

To empty tanks, lines, or housings of liquid/condensate for maintenance, sampling, shutdown, or freeze protection. It also flushes sediment and relieves pressure before service.

What are the different types of drain valves?

Ball drain valves, petcock/needle valves, boiler/water-heater drains, automatic condensate drains (float or timed), and combination shutoff valves with an integrated drain port. Our product line features brands such as: Jomar, Legris, Merrill , Midland Industries.

How often should drain valves be replaced?

No fixed interval. Replace when it leaks, won’t seal, is seized or corroded, or threads/seat are damaged. Inspect during routine service; many facilities swap the valve when the tank or heater is replaced.

How do I choose the right size and material for a drain valve?

Match connection and duty. Size for needed flow (typ. 1/4–3/4 in. NPT). Use brass for potable water, stainless for corrosive/high temp, PVC for compatible cold media. Verify pressure/temperature rating and thread standard (NPT/BSP).