EB Preventer Plastic WM-Series
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EB Preventer Plastic WM-Series

EB Preventer Plastic WM-Series
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Description Technical Features Part no. Downloads Case Studies Related products
Ask a question

Description

WM insert check valves are compliant with the regulation of NF Antipollution brand. According to the NF EN 1717, these EB type check valves, are incorporated in a device, and guarantee the protection of drinking water against a risk of pollution from a fluid of category 2. • Minimum head loss • Noiseless operation due to a split obturator • Does not generate hammering • Meets the requirements of all europeans aprovals • Axial guidance oburator with return spring • Excellent water tightness at high or low back pressure ensured by a designed lip-seal • Main application: water meter can also be fitted in any application which need a drinking water network protection; suitable with the design of the product. Ex: sanitary taps... • Approvals: ACS, NF, KIWA, Belgaqua, WRAS, DVGW, NSF, VA

Working pressure: 10 bar
Working condition: -10°C to 65°C. Maxi 85°C 1h/day
Body: POM
Obturator: POM
Seal: EPDM
Spring: Stainless steel

Technical Features

Part no.

Type DN
PFA (bar)
 Cat.
 Part number Weight (kg)
WM015 15 1/2"
 10
 4.3 2224138 0,004
WM020 20 3/4"
 10
 4.3
 2224137 0,007
WM025 25 1"
 10 4.3 2224139 0,017
WM040 40 1"1/2
 10 4.3 2224140 0,035

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