Range of type `AB` airgap (verified by test - suitable for backflow protection against fluid category 5). with flow control via solenoid valves incorporating flow restrictors. Maximum working pressure 6.0 bar. Maximum operating temperature 60ºC.

Section:

0009 Backflow Prevention Devices

Section Subtitle:

SCHEDULE 2 - Section 6.2 - Type AB - Air gap with weir overflow.

WRAS Approval Number:

2001086

Expiry date:

31/01/2025

Size:

Dual layered PVC flexible hose with 3/4" BSP captive nut end connections.

Marking:

ALI Group SRL, model, max flow rate and max temp on adhesive label on body.

Installation Requirements:

R001 R008 R520 R574

Model:

DW15735/W1 - AB air gap arrangement with 2.4l receiving vessel and one inlet DW15720/W1 - AB air gap arrangement with 3.5l receiving vessel and one inlet DW15735/W3 - AB air gap arrangement with 2.4l receiving vessel and three inlets DW15720/W3 - AB air gap arrangement with 3.5l receiving vessel and three inlets The difference between DW15735/Wx and DW15720/Wx is the volume of the receiving vessel. The difference between xxxxxxx/W1 and xxxxxxx/W3 is the number of the inlets of the air gap.

Manufacturer:

ALI Group S.r.l.

Company Name

ALI Group S.r.l.

Address

Via del Lavoro, 28, 31033 Castelfranco V.to (TV), Italy

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