Is an air gap faucet necessary?
Most plumbing codes require an air gap on the RO drain line to prevent the possibility of contamination. Since RO systems must dispense water through their own faucet, many opt for an air gap faucet that incorporates the air gap inside the body of the faucet itself.
Can I replace air gap with faucet?
Location: An air-gap system won’t work if not installed by a faucet since it must be connected to a sink drain.
What is an air gap for kitchen faucet?
Essentially, an air gap is a siphon/vacuum break which ensures drain water does not flow backward from the household drain system and into the reverse osmosis unit. Within the air gap faucet, there are three separate tubes.
Can I use a regular faucet with reverse osmosis?
You can use that hole for the RO faucet if you have enough clearance from the regular faucet. If the soap dispenser or spray hose holes are not in daily use, those can potentially be used for the RO faucet. The RO faucet requires a hole size on the sink (or countertop) that is at least 7/16” in diameter.
Why do we need an air gap?
This gap is usually about the distance between the faucet and the top of the sink or bathtub (one inch or more). Basically, the air gap is there to prevent accidental backflow. If contaminated water backflows, it can cause serious health risks. Without the air gap, wastewater could siphon back into the drinking supply.
Why would you need an air gap?
What size is air gap hose?
The 7/8″ discharge hose is designed to connect the airgap and the garbage disposer. Smaller 5/8″ is standard in the industry for dishwasher discharge hose.
Is air gap necessary for reverse osmosis?
If your system has multiple points of use, at most ONE of them could optionally be an air gap faucet. Since your RO system has only one discharge (drain) line, there is only a need for one air gap per installed RO system, since there is only one drain line.
Do I need a special faucet for reverse osmosis system?
A great feature of an under-sink Reverse Osmosis water filtration system is that it comes with its own faucet. Your regular kitchen sink faucet can be used for washing dishes and cleaning while the separately installed RO faucet can be used for drinking water, cooking with purified water, and rinsing glasses clean.
Does kitchen sink need air gap?
Most plumbing codes stipulate that all commercial food and beverage preparation sinks must possess an air gap. States including California, Washington, Minnesota, and Hawaii have all adopted a dishwasher air gap installation as a mandatory residential plumbing procedure.