Waterway non-return valve for blower - 1" (34mm)
Waterway Reference: 602-5200
Diameter 1'' equals 34mm (pipe)

Worldwide delivery
![100% compatible parts]()
100% compatible parts
![2-year warranty (1 year for professionals)]()
2-year warranty (1 year for professionals)
Free delivery for purchases over €80 in mainland France (excluding spas and Corsica)
Waterway Reference: 602-5200
Diameter 1'' equals 34mm (pipe)
Worldwide delivery
100% compatible parts
2-year warranty (1 year for professionals)
| Type | Check Valve |
| Brand | Waterway |
| Reference | 602-5200 |
| Pipe Diameter | 1 inch (approximately 34 mm) |
| Pipe Connection | 1.0" (25 mm inner / 34 mm outer) |
| Length | 59 mm |
| Usage | Blower and water circuit |
This check valve is used in spa air pipes between the blower and air nozzles. It prevents water from reaching the blower by remaining closed by default. It only opens under air pressure when activated.
This valve is designed for a 1-inch pipe (approximately 34 mm). Check the dimensions of the connection (25 mm inner / 34 mm outer) and the 59 mm length before purchase.
The valve is installed in the air or water circuit. It should be positioned to prevent water from flowing back to the blower. Verify correct installation before putting it back into service.
One Waterway check valve with reference 602-5200.
What is the purpose of this check valve?
This valve prevents water from flowing back in the circuit. It protects the blower by preventing water from reaching it.
How does this valve work?
The valve remains closed in the normal position. It only opens when the blower is running, under air pressure.
What are the possible delivery methods?
Delivery depends on the product, your country, and your address. Depending on the order, shipping can be handled by DPD, GLS, Colissimo, or DHL. Exact options will be displayed in your cart.
How can I track my package?
You will receive email notifications at different stages, with a tracking link or number upon shipment. You can also check your customer account.
Can I return the product if I made a mistake?
A return is possible within 14 days of receipt. For industry professionals, this can be extended to 60 days.
What payment methods are accepted?
Payment can be made by credit card, PayPal, 4X PayPal, bank transfer, or check. For bank transfers, shipping will occur after the funds are received.
Free payment by credit card
Only for individuals residing in France. French PayPal account required. Payment in 4X is available subject to acceptance, for purchases from 30 € to 2 000 €. A credit is a binding commitment and must be repaid, check your ability to repay. See the 4X Payment Terms and Conditions. Credit offered by PayPal (Europe) S.à r.I. et Cie. S.C.A.. 22-24 Boulevard Royal. L-2449, Luxembourg, R.C.S. Luxembourg B 118 349, which is duly licensed as a Luxembourg credit institution and is under the prudential supervision of the Luxembourg supervisory authority, the Commission de Surveillance du Secteur Financier. This information is provided by PayPal.