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Foot Valve

Koenders Water Solutions Inc.

Foot Valve

CA$34.95

In stock, ready to ship

Size
  • One-way check valve
  • Fits 3/8" and 1/2" airline
  • Protects your compressor
  • Faster restart priming

Details

The Foot Valve is a small part with an important job. It is a one-way check valve installed at the diffuser end of your airline that lets air flow down to the pond but stops water from backing up the line when your compressor cycles off. That protects your compressor and keeps the system priming quickly every time it restarts.

Why it helps

  • One-way valve that prevents water backflow into the airline
  • Helps protect your compressor and speeds restarts
  • Available in 3/8 inch and 1/2 inch to match your airline

Choose the size that matches your airline.

Specifications

Product type
Aeration accessory
Component
One-way check valve (foot valve)
Installation point
Diffuser end of the airline
Available sizes
3/8" and 1/2"
Function
Prevents pond water backing up the airline

Why it matters

An airline with a foot valve vs. one without

When a pond aeration compressor cycles off, water can climb back up the airline. Here is what changes once a one-way check valve is in place.

Without a foot valve

Water backs up the line

  • Pond water can flow back up the airline when the compressor stops
  • The compressor works harder to re-prime and push air on restart
  • Standing water in the line slows the system every time it cycles

With the Koenders Foot Valve

One-way airflow, protected compressor

  • Air flows down to the pond while water is stopped from backing up
  • Helps protect your compressor from water sitting in the line
  • The system primes quickly and restarts every time it cycles

What the Foot Valve does

A small part with an important job

Installed at the diffuser end of your airline, the Foot Valve keeps air moving in one direction so your aeration system runs the way it should.

Protects your compressor

By stopping pond water from backing up the airline when the compressor cycles off, the valve helps keep water out of the line and away from the compressor.

One-way airflow

The valve lets air flow down to the pond but blocks water from travelling back up the line, so the airline stays clear.

Faster, cleaner restarts

With water kept out of the line, the system primes quickly and gets back to aerating every time the compressor restarts.

Sized to match your airline

Choose 3/8 inch or 1/2 inch to fit the airline you already run, so the valve seats correctly at the diffuser end.

Complete your setup

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Questions and answers

Foot Valve FAQ

Common questions about sizing, installation, and what the Foot Valve does in a pond aeration system.

What does a foot valve do in a pond aeration system?
It is a one-way check valve installed at the diffuser end of your airline. It lets air flow down to the pond but stops pond water from backing up the line when your compressor cycles off. That helps protect the compressor and keeps the system priming quickly on restart.
Which size do I need, 3/8 inch or 1/2 inch?
Choose the size that matches your airline. The Foot Valve is available in 3/8 inch and 1/2 inch so it seats correctly on the line you already run.
Where is the Foot Valve installed?
It installs at the diffuser end of your airline, the point where the line meets the diffuser in the pond.
Why does water back up the airline without a check valve?
When the compressor cycles off, there is no air pressure holding the line, so pond water can climb back up the airline. A one-way valve stops that backflow so the line stays clear and the system restarts quickly.
Does the Foot Valve help my compressor?
Yes. By preventing water from backing up into the airline, it helps protect your compressor and speeds up restarts each time the system cycles.

Ready to protect your system

Add the Foot Valve to your aeration setup

Keep water out of your airline and help your compressor prime quickly on every restart. Choose the 3/8 inch or 1/2 inch size to match your airline.

Foot Valve

CA$34.95