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Case Study - Addensbrooke House, Telford

Airtherm Engineering Limited has recently completed a flue installation, working closely with the contractor at Addensbrooke House, Telford, Shropshire.

The flue system(s) selected was the ‘Masterflue’ by Hamworthy Heating used on their own boiler range.

The flue system installed is serving four new high efficiency condensing boilers and comprises of a twin wall stainless steel inner & outer casing with 25mm insulation. The flue system has a 3.5m horizontal and a 2.5m vertical run, incorporating the necessary drains to allow any unwanted condense to evacuate the system.

Also in the same plant room is a Hamworthy DR-LA 75 water heater which Airtherm has supplied and installed a twin wall stainless steel flue system from the appliance to termination. Both systems comply with BS & Clean Air Act Memorandum.

Telford & Wrekin Council

TDR Mechanical Limited


MasterFlue System

Hamworthy PV105c


Boilers:                      Hamworthy
Model:                       Modumax  Variheat PV105
Application:              Chimney / Flue system
Operating mode:      Wet  
Pressure:                  Negative / positive pressure
Working pressure:   200 Pa (product will operate 1000pa max)     
Inner wall:                  316L1.4404/1.457 thickness Ø300 0,5 mm
Outer wall:                 AISI 304/ 1.4301 thickness 0,5 / 0,6 mm
Insulation:                 25mm thick Rockwool insulation
Sealant:                    Tri-lip 'o' type silicone ring 
Fuel type:                 Gas


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