KES Z504CLF-BK RO Faucet Reviews

Coming in in a matt black finish, this KES Z504CLF-BK is simple RO faucet designed to dispense water without much bells and whistles.

The whole faucet is 11 9/6 inch tall while the spout alone is 8 25/64 inch tall with 5 5/8 inch reach. It basically towers over other basic sink faucets. It sits up high such that it doesn’t come in the way when doing dishes or when the sink is full of dishes.  

You can as well rotate the spout out of your way in case you are washing larger items. It can swivel 360 degrees and the handle features a ceramic disc cartridge which guarantees a leak-free performance throughout the life of the faucet.

You will have no difficulties installing this faucet. It comes with the ¼” and 3/8” quick connectors, Teflon tape, and deck-mounting hardware. It will fit a maximum of 1 3/8” thick countertop.

The whole unit is a real lead-free stainless steel. It’s strong, rustproof and anti-corrosion. It’s a faucet that can no doubt serve you for many years without any problems or leakage.

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Metpure RO-FW148 RO Faucet Reviews

The Metpure RO-FW148 RO faucet has a nice, cool and calm Venetian bronze finish but it’s as well built for long term durability and functionality.

The handle features a high quality ceramic disc lever which functions smoothly making it easy to control the flow of the water.

The spout is about 8 ½” tall, so it will fit any kitchen sink very well and provide enough room to carry out several activities within the sink without it being on the way.

Metpure RO-FW148 has a goose-neck design hence there’s no splash. The flows out in a smooth stream plus you can swivel the spout in any angle or direction you want.  

Now setting this faucet up has been made quite easier by the manufacturer as they have included all the hardware from the gasket seal, lock washer, escutcheon, lock nut, tube insert, ¼” tube nut, and tube sleeve.

On top of all these, Metpure has also included a free faucet wrench in the package which is a very convenient and handy addition that makes it a lot easier to secure the faucet to the counter.

The stem requires a minimum of ½” countertop hole and 3” shank to ensure correct and easy installation under the sink. If your system works with only 3/8” tube, then you will need to get a universal quick-connect adapter as it has only hardware for a ¼” tubing.

Once you have the right adapter, the installation is a breeze. The entire unit is made of lead-free solid brass which ensures its durability and lasting finish. It’s an attractive finish that will fit in well with any modern kitchen sink décor.

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Watts Premier 116001 Air Gap RO Faucet Reviews

The Watts 116001 is a faucet designed for functional ease and durability. It’s a standard air gap RO faucet and one of the best models out there.

The faucet features 3 lines with two of them, the wastewater in (red) and wastewater out (black) line passing through the air gap, already attached to their respective connections.

The third one is the processed water delivery tube (blue) which you have to attach to the threaded main shaft once the faucet is in place.

The air gap system of this faucet works flawlessly, so no backflow of drain water into the RO system.

The handle features a Touch ‘N Flow spring-loaded design which facilitates easy one-touch water dispensing. Even much better, it gives you three different ways to control the water.

Dispense continuous flow water, you simply push the lever up, to fill up a glasses, you simply press and hold the lever to avoid wasting the water and finally to stop any water flow, you only to return the lever to the central position.

In addition to that, the stem also rotates 360 degrees and you can install the handle in the side, front, or rear. The package includes all the necessary hardware needed to mount the faucet including the three-piece compression fitting for attaching the processed water line.

Watts 116001 meets all US plumbing codes for reverse osmosis systems. It uses ¼” supply tube with the wastewater in drain line being a ¼” tube and the wastewater out drain line being a 3/8” tube. This faucet will as well need access to a drain connection.

The quality of the entire faucet and its other parts is pretty good. It’s made of brushed nickel and comes in multiple colors including white, chrome, brushed nickel, and oil-rubbed bronze. So, you can the color that matches nicely with your kitchen sink.

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Watts Premier WP116187 Air Gap RO Faucet Reviews

This 10¾ inches Watts Premier WP116187 air gap faucet is a tough but attractive piece with its stylish curved design.  It’s a sturdy top-performing faucet ideal for all under-sink RO systems.

It dispenses water using a variable flow lever which allows you to draw the amount of water you want easily. With only a downward push of the lever, the faucet gets to dispense water and locks open when you pull the lever up.

The spout equally swivels 360 degrees and the whole piece is an easy to install RO faucet. It comes with all the three tubes required for the air gap faucet system connection.

The tubes are all of standard size. They include a ¼ inch blue tube for pure water connection, ¼” inch red tube for the air gap connection to the faucet, and another 3/8” black tube for connecting to the sink drain.

Like all the other air gap faucets, Watts Premier WP116187 too will need access to a drain connection and it does conform to all plumbing codes. 

Now the best part about this faucet is that it features a monitor design which means it will alert you when it’s the right time to change the filters.

The monitor works based on a timer system rather than the quality of the water coming from the filters. It keeps track of the amount of time that the faucet has been in the on position.

Therefore, if you set the timer on the monitor for around 6 months for each filter change, then when the time to change the filters reaches, the faucet will alert you via a blinking red light when it’s dispensing water. The light blinks blue when the filters are good.

Aside from being quite functional and convenient, the Watts Premier WP116187 air gap faucet has a stylish look too with a brushed-nickel finish that would look good with any sink. The quality of the faucet is great as well. It’s strong and scratch/rust-resistant.

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Kingston Brass KSAG8198DL Air Gap RO Faucet Reviews

The Kingston Brass KSAG8198DL is a heavy-bodied RO faucet that’s designed to be both durable and functional. It’s a strong faucet that’s bound to deliver years of trouble-free service.

The unit comes with a complete air gap system to ensure no contaminated water would be backing up into the RO system. It is compatible with all under the sink RO filtration systems that work with air gap RO faucets.

Operating the faucet has been made easier too as it features a single lever handle with a ¼ turn on/off control mechanism which is definitely convenient since you have to worry whether you turned or didn’t turn the knob hard enough.

The spout can rotate a full 360 degrees plus the drip-free ceramic disc cartridge system ensures that no leakage of water is going to take place while using the faucet.

It’s a deck mount air gap faucet with about 7-3/16” of spout clearance and 5-3/4” spout reach.  You will need around 1 ½” inch opening if you are to install it on the kitchen counter.

Overall, the faucet has a solid brass construction which is one of the most durable materials used in plumbing. Therefore, you are pretty much guaranteed a longer lifespan.

Kingston Brass also offers the KSAG8198DL RO faucet in a wide array of finishes from brushed nickel to antique brass to matte black to polished brass.

You have a good number of options to pick from and ensure your kitchen look its best. None of the finishes tarnishes or collects scratches easily, most importantly, they won’t corrode.

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Avanti RF906A-CP Air Gap RO Faucet Reviews

The Avanti RF906A-CP RO faucet is a sleek looking air gap faucet that’s built to great quality and performs very well with any under-sink RO system that works with the air gap system.

When you look at this faucet, you will notice that it doesn’t look like other regular air gap faucets. There’s no difference between its design and that of non-air gap faucets.

Well, this is because it features a built0in air gap which is inside the faucet body and it effectively helps prevent the wastewater from flowing back into the RO system through the drain line.

The quarter-turn on/off lever provides a precise flow control with a 360-swivel spout that allows you to direct the water to where you want.

As for the installation, it’s simple and straightforward. It will fit a hole opening of between 7/8” and 1¼, and countertop up to 1 7-8” thick.

Avanti RF906A-CP can be connected with any ¼” pure water supply tube, ¼” drain tube from RO to faucet, and 3/8 inch drain tube from the faucet to the sink drain.

However, if the supply tube is around 3/8” tube, you will need a quick-connect adapter preferably the Avanti QF-FF06 faucet connector which is sold separately.

The whole faucet is indeed built to last as it has solid construction consisting of lead-free brass and 304 stainless steel with ceramic disk cartridge. It’s a long-lasting faucet that will serve you for many years plus the lever is sturdy with no play at all.

Like I mentioned in the beginning, the finish is sleek and quite attractive. It looks simple yet elegant and would complement any kitchen décor pretty well. You can choose from either a Brushed Nickel finish or polished chrome finish both which look amazing.

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KleenWater KW-DWF-ORB-AG-DC38 Air Gap RO Faucet Reviews

Sporting an oil-rubbed Bronze finish with elegant European style design, the KleenWater KW-DWF-ORB_AG-DC38 is yet another attractive air ro gap faucet that offers superior performance.

The faucet comes fitted out with the air gap feature on its underside, thereby, cross-contamination between the purified water and the wastewater will not occur. The wastewater is efficiently carried up to the base of the faucet by a ¼” tube where it drips to a small reservoir within the faucet base.

From there, the water is moved to the main drain pipe that services the kitchen sink through a 3/8” drain tube.

The spill vent inside the faucet base allows the wastewater to fall freely into the drain line while preventing it from flowing back into the RO system and contaminating the purified water.

In terms of operating the faucet, the unit comes with a manual on/off handle that works smoothly allowing you to control the flow of water with much ease. Once you turn it on, the lever stays on and the water flows continuously until you move the lever/handle to the off position.

The height of KleenWater KW-DWF-ORB_AG-DC38 faucet from the countertop surface is around 9 7/8 “with a total loop reach of around 5”.

Installing this faucet is a simple process as well since it comes with the necessary hardware to get the job done including a 3/8” drain tubing and drain clamp which is much better than the ¼” clamps that are used in most RO systems.

The minimum mounting hole it requires is 1 ¼” while the maximum mounting hole diameter that the escutcheon plate can cover is 1 5/8”.  The quality of the materials is great and the overall construction of the unit is well made including the in/off valve.

Furthermore, the reliable ceramic disc valve mechanism ensures no dripping or leaking whatsoever. It even comes with a 3-year leak-free warranty. Therefore, the entire unit will hold on pretty well for a long period. The materials are lead-free and NSF certified.

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Water Filter Tec Air Gap RO Faucet Reviews

For those looking for a simple air gap RO faucet that’s designed to do its work without much fuss, then this Water Filter Tech RO faucet might be worth considering.

The unit features the standard air-gap design that works pretty well at directing the drain water from the RO system into the sink drain and prohibiting it from flowing back into the system in case the sink drain gets clogged or backed up.  

The Water Tech RO faucet is quite long and dispenses water using a quarter-turn handle giving you ample control over the flow of the water. Moreover, the spout is capable of turning 360-degrees hence you get to adjust it the way you want and the faucet works with zero leaks.

To make the installation quick and easy, the manufacturer has included all the connection pieces along with the faucet in the package.

It comes with both the ¼” and 3/8” quick connect which provide easy fitting in most RO water systems. Also included in the package are the lock washer, rubber washer, stem, hex nut, and all the trim pieces.

Considering that all the parts are constructed using a strong and durable lead-free brass, this faucet will not only withstand regular operation for many years but it is also safe and non-toxic.

The design is small and compact hence it will use only minimal space on your countertop and it’s ANSI and NSF certified, so you are guaranteed its quality and functionality.

The only slight setback is that it tends to make a little more gurgling sound than the other models but not to the point that’s distracting.

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H2O n-109-orb-e-ag-LF RO Air Gap Faucet Reviews

Closing our list is the H2O n-109-orb-e-ag-LF faucet which is as functional as its beautiful oil rubbed bronze finish design.

The RO faucet has a built-in air gap feature with 2 hose barb connections on its end for the RO drain lines, in addition to the pure water connection. It does work flawlessly passing the wastewater from the RO membrane to the sink drain pipe while preventing any backflows into the RO unit.

It’s equipped with a quarter turn handle that uses a ceramic disc valve. Thereby, you get to dispense water easily and control the flow with no leaks or drips. The faucet can as well swivel in any direction you want and it is 8 inches tall from the countertop (or sink) to the spout with a 6 ½” clearance.

The whole unit installs in a matter of minutes and the process is pretty much straightforward as everything you need is included with the faucet except the tubing.

The package includes the rubber washer, stem, lock washer, hex nut, all trim pieces, and the installation manual. It requires around 1 ¼” opening in the sink for the installation.

In general, the built quality is excellent as the faucet is made from a strong metal material that will not succumb easily to rust or tear and wear as a result of frequent use.

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