Circulation lance
When hot water circulation is planned in house installations – where hot water is available from the tap at all times – a circulation lance must be connected in the domestic hot water line of stratified or fresh water tanks with corrugated stainless steel pipes.
The WT 5 circulation lance is suitable for preheating the domestic hot water with up to 5 kW circulation losses. The lance is delivered complete with a T-piece and a hexagon nipple and is compliant with the “Directive on the quality of water intended for human consumption” 98/83/EC. The T-piece and hexagon nipple are DVGW-tested (German Technical and Scientific Association for Gas and Water). Available in connection 1” and 5/4”.
• Circulation with corrugated piping tanks
• Stainless steel circulation pipe
• Covering up to 5 kW circulation losses
Domestic hot water line: Rp 1“ female
Circulation pipe: Rp ½“ female
Material
Circulation pipe – corrugated: pipe Stainless steel 1.4404
Circulation pipe – headpiece: Stainless steel 1.4305
T-piece (branch connector): Lead-free copper alloy containing silicium
Hexagon nipple (coupling): Lead-free copper alloy containing silicium
In combination where recirulation of hot water is used together with Pro-Clean or corrugated piping tanks.
WT5 recirculation lance 460.8KB 
