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Equivalence mm to inches
20 mm = 1/2" 25 mm = 3/4" 32 mm = 1"
40 mm = 1 1/4" 50 mm = 1 1/2" 63 mm = 2"
75 mm = 2 1/2" 90 mm = 3"
1/2" brass check valve. Prevents water flow from going back in irrigation pipes
Check valve : What is it used for?
 It is used to block the return and regulate the flows in one direction of circulation.
Check valve : What material makes it resistant?
 Made of brass, this product is highly resistant to mechanical damage and corrosion.
Check valve : What is the recommended working temperature?
 It supports a working temperature of 0 to 80° and is especially indicated for cold water.
Check valve : What is the nominal pressure?
 The nominal pressure is 16 bar, making it suitable for pressure non-return systems.
Check valve : In what types of installations can it be used?
 It can be used in commercial premises, industry, plumbing, heating, irrigation, water supply and distribution networks, among others.
Specific References
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