The 2 and 3 ways zone ball valves type BLOKSFER 2S and 3S have been designed to automate the operation of heating systems for civil, industrial and agricultural.
The body of the ball valve is constructed according to DIN 3539 and DIN 3537 and approved by DIN DVGW brand.
It ‘s total absence of leakage due to sealing of our Teflon seals pure stabilized that tighten on the ball.
The seals also eliminate any maintenance as they are self-cleaning and self-lubricating.
There is no significant pressure loss since the full bore valve, in that the section of the hole of the sphere is equal to that of the pipe on which is screwed.