Non-Return Valves (Check Valves)

In-line protection from water backflow or siphoning

Non-Return Valves (Check Valves)

TruDesign Non-Return Valves (Check Valves) are made from UV stabilised glass reinforced Nylon, these composite material fittings are designed for the harsh marine and agricultural environments. They can be used in line to prevent water backflow or siphoning and have a very low cracking pressure. Available in 6 sizes (in-line) and two sizes (Threaded):

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Features

  • Manufactured from a high strength, UV stabilised Glass Reinforced Nylon composite - High strength and lightweight. Can be used in direct sunlight
  • High impact and tensile strength - “Water hammer safe” and insensitive to pressure shocks in the pipeline
  • Stainless spring - No corrosion issues or risk of internal valve staying open
  • Low cracking pressure - Minimal pressure required to open the valve with minimal restriction on flowrate
  • In line fitting - Minimal installation room needed and no other fittings required
  • Printed white arrow (opposite logo side) - Quick and easy identification of water flow direction

Frequently Asked Questions

Models

Non Return Valves (Check Valves)

90804

Non-Return Valve ¾"

21g \/ 0.74oz
Non Return Valves (Check Valves)

90805

Non-Return Valve 1"

34g \/ 1.2oz
Non Return Valves (Check Valves)

90806

Non-Return Valve 1¼"

50g \/ 1.76oz
Non Return Valves (Check Valves)

90807

Non-Return Valve 1½"

67g \/ 2.36oz
Non Return Valves (Check Valves)

90812

Non-Return Valve 2"

119g \/ 4.2oz
Non Return Valves (Check Valves)

90950

Non-Return Valve 1⅛''

46g \/ 1.62oz
Non Return Valves (Check Valves)

90980

Non-Return Valve Tail 38mm 1½" BSP

Non Return Valves (Check Valves)

90990

Non-Return Valve Tail 25mm 1" BSP

Non Return Valves (Check Valves)

91291

Non-Return Valve Tail 25mm 1" NPS

Non Return Valves (Check Valves)

91293

Non-Return Valve Tail 38mm 1½" NPS