The main body and access cover shall be epoxy coated ductile iron (ASTM A 536 Grade 4), the seat ring and check valve shall be Noryl™, the stem shall be stainless steel (ASTM A 276) and the seat disc elastomers shall be EPDM. The check valve shall be spring loaded and accessible for maintenance without removing the device from the line. The Detector Check Valve shall be a WILKINS Model 310.
Compliance:
(Unless otherwise noted, applies to sizes 4” & 6”)
• Factory Mutual 1045
• UL® Listed
• C-UL® Listed
• NYC MEA 303-02-E
• Certified to NSF/ANSI 372* by IAPMO R&T (4" - 8")
*(0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)
By-Pass Backflow Assembly 3/4" Model 910XL
Features:
Disponibilità Regionale
| Nord America |
|---|
Anguilla |
Antigua e Barbuda |
Aruba |
Bahamas |
Barbados |
Belize |
Bermuda |
Canada |
Costa Rica |
Cuba |
Curaçao |
Dominica |
El Salvador |
Giamaica |
Grenada |
Groenlandia |
Guadalupa |
Guatemala |
Haiti |
Honduras |
Isole BES |
Isole Cayman |
Isole Turks e Caicos |
Isole Vergini Americane |
Isole Vergini britanniche |
Martinica |
Messico |
Montserrat |
Nicaragua |
Panamá |
Porto Rico |
Repubblica Dominicana |
Saint Kitts e Nevis |
Saint Martin |
Saint Vincent e Grenadine |
Saint-Barthélemy |
Saint-Pierre e Miquelon |
Santa Lucia |
Sint Maarten |
Stati Uniti |
Trinidad e Tobago |