McAlpine TUN5-CL Tunvalve Straight Through Clear 19/23mm

Tunvalve straight through (clear) with 19/23mm universal connections.

• This non-return valve may be installed to take the discharge condensate from a boiler, air conditioning unit or cold water cistern when the discharge is being installed into a waste or soil pipe.
• The non-return valve will prevent foul odour entering the building
• Must be installed in the vertical position and placed where it is visible for inspection.
• Not to be used to take the discharge from a Pressure Release Valve (PRV).