Perfectly seals the door of the boiler. Prevents flame and smoke leaking out and extra air going in the boiler.
The rope is with square profile, 16x16mm.
Available lengths for the whole range of WBS and WBS Active boilers:
WBS and WBS Active 20kW - 2,8m
WBS and WBS Active 25kW - 2,8m
A turbulator is a device that turns a laminar flow into a turbulent flow.
The heat transfer coefficient for liquids and gases flowing through pipes in heat exchangers tends to be limited due to a fluid boundary layer close to the pipe wall that is stagnant or moves at slow spe..