In most special connections with external parts , norm give us instructions to use additional washer. It happen for example in MTH clamp connections. (Nova grip MTH)

When will ProConcrete be updated to suit the new BS 8666:2020 (British Shape Code) code? - this was originally requested in 2021 as this is an everyday feature for training. A copy of the code was provided to development. Will this be in the 5.2 r...