The 6 Best RO system valves (2023 reviews)

Apec water systems ro system valve is the epitome of what a great valve should be. It is compatible with most under sink ro systems using 1/4" tubing. This drain saddle valve comes with bolts, nuts, and clamps to connect the drain tube of the ro system to the sink drain pipe. It is intuitive and convenient and additionally fits all under counter water filter systems. It allows easy tubing connection and disconnection. It works well and doesn't leak.

The waste water tubing runs through an air gap and it's 3/8ths on the waste side (1/4 into the air gap) so it does not fit. It is perfect for ro system or alkaline water system discharge. It is easy to install and works as it should.

Why We Like This:

Easy to install (need to drill one hole), works well and doesn't leak
Real nice to install and just insert tube and no leaks, no hassle
Delivers what they promise

Best for most reverse osmosis Water systems: Longdex RO system Valve

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The longdex ro system valve's superior materials makes sure that it ages well with use. This product needs to be used under water pressure above 2kg. The RO valve allows your water filter to turn off the water supply when the tank pressure reaches approximately 65% of the supply pressure. After the purifying faucet is closed, it automatically cuts off the water inlet of the RO membrane shell.

The pure water outlet of the membrane shell is connected to the upper port of the IN port. It doesn't take long to shut off, which is great because the old one takes a while. It is suitable for most reverse osmosis water systems.

Why We Like This:

Automatic shut-off valve with quick connect fittings for reverse osmosis systems
New and hot release

Best with no leaks: Dgzzi RO system Valve

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The dgzzi ro system valve should be able to handle its purpose and duties with ease. It fits all understage water purifier systems. It is made of high-quality pom materials, healthy, safe, and durable. It comes with locking tabs that prevent the tubing from being unintentionally released.

Why We Like This:

Functionally perfect, if you don't mind the squeak
Accessories for beverage and water filtration systems
Lightweight and easy to install and uninstall
Inch quick-connect check valve to prevent liquid backflow

Best with most standard pipes: Metpure RO system Valve

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For a low asking price, metpure ro system valve has managed to overwhelm their customers by packing as many features as they could. Connect your 1/4" waste water tubing from your RO system to the drain saddle and your set. This quick connect drain saddle valve is used to connect the drain tube from ro systems to the sink drain pipe, allowing the reject water to drain. It comes with a quick connect drain saddle, two bolts, two nuts, and a foam gasket. It is compatible with most standard pipes up from 1-1/4" to 1-1/2" in diameter.

This product is made from high quality materials that will guarantee you a lasting leak free experience. Place the saddle over the pipe and screw in the screws and nuts, and a foam gasket. It allows for easy tubing connections. The installation for this drain saddle is really simple.

Why We Like This:

Good investment for long term
New and hot release

Best with all standard RO systems: Wesell RO system Valve

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The wesell ro system valve is satisfactory and appropriate and fits well with your daily usage. This flush valve provides a bypass to purge contaminates in the membrane housing and rapidly power flushing any particulates from the membrane surface. It fits standard 14” quick connect outlets. It is compatible with all standard ro systems using 1/4" tubing. It allows for an easy push-in installation with no tools.

Why We Like This:

Significantly enhance the life of your ro membrane with the nsf ifilters flush valve
Heavy duty, durable, reuseable, water pressure test gauge
Delivers what they promise

Best Premium: APEC Water systems saddle Valve

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The apec water systems saddle valve might be a relatively new release, but it's still nothing short of impressive in this year. The APEC Water Systems Feed Water Adapter used with reverse osmosis (RO) systems Fits standard 1/2" or 3/8" faucet pipes. It includes both drain saddle valve and feed water adapter.

Manufactured using high quality stainless steel, the feed water adapter does not rust and provides maximum leak seal. It provides maximum leak seal additionally it is intuitive and convenient. It fits standard 1-1/4" to 1-1/2" diameter pipes.

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