Reviews: SKU: 800-02032 Learn More»

Sold Out - See similar products HERE


Learn More»

In terms of plumbing there are many types of connectors and other plumbing fittings that can be included in caravan systems. In addition, there are several types of valves that are very useful. One such valve is the check valve. This part works for non-return of the water. If your caravan needs a replacement, John Guest offers this single check valve that suits 12mm piping.



  • 12mm single check valve


This is a Genuine Spare Part from our supplier; Coast To Coast.

If this part fits your needs, simply click the Add To Cart button above, follow the prompts in the checkout and we will do the rest!

Coast to Coast Spare Parts


Warranty Period: 1 Year

Warranty Details: Please CLICK HERE for Warranty Information on this product

  • We ship Australia-wide with national road express freight companies such as Star Track, TNT and Toll.
  • Small Items are sent with Australia Post via regular post.
  • Delivery times are generally 3-5 days from day of dispatch for major cities (sometimes quicker). Please allow longer for regional and remote areas.
  • Once your item(s) have been dispatched, we will provide you freight tracking information so you can track your delivery to your door.
  • Items are fully insured during the freight process.
  • Unfortunately we cannot deliver to PO Boxes.
  • For further details on our Delivery Process you can visit our Delivery Page HERE.

Important Covid-19 Comment: during these difficult times, our dispatch and delivery times are longer than normal. Please allow additional days for delivery over and above the normal estimates outlined above.

Write a product review

John Guest one way valve solves pressure problems

By: on 5 October 2016

It has become common to find Pressure Limiting Valves fitted to new caravan mains pressure inlet lines. It is also common (according to forums) for owners to be plagued with extremely low volume flows as a result. By replacing the PLV with a John Guest one way valve the problem was completely resolved.