High flow filter housing with 1” inlet and outlet ports
The TWIN Housing accepts any 20” High Flow BB cartridge. The unit has an air release mechanism to relieve water pressure when changing cartridges. A support bracket is supplied as standard. It is recommended that isolating valves are fitted either side of the unit so that the supply of water to the housing may be turned off when a filter change is required. The installer needs to supply the fittings MI 1" x 22mm or 1" x 28mm Couplers for connection to adjoining pipework. Fit on cold water lines only. Protect from freezing.

SPECIFICATIONS
Max flow through empty housing: * Approx 76 l/m at 3 bar (42psi)
Min pressure:- Approx 2 Bar (28psi)
Max pressure:- 6.8 Bar (100 psa)
Max water temp:- 20oC Water, 30oC ambient
Diameter:- 182 mm x 2
Height:- 650 mm
Inlet / Outlet:- 1'' BSP female
Housing material:- Polypropylene
Colour:- Blue
Filters cartridges:- 20 inch nominal x 4.5in Diameter. Referred to as BB - Big Blue
Includes:-
Spanner
Built in pressure relief valve
Metal fixing bracket


* Flow rate through housing
The maximum flow rate shows the flow through an empty housing. The flow will decrease
according to the type of cartridge installed and the water supply pressure.