Browse Forums Building Standards; Getting It Right! 1 May 03, 2019 3:29 pm We are in preparation for raft slab and concretor had put the pipe laggings only on horizontal and bends. He is saying there is no lagging required for the vertical pipes even its under the beam. Is this correct? What is the best practice ? The coupling, which is made from flexible PVC, needs to comply with AS/NZS 4327 which specifies the requirements for metal banded flexible couplings used in low-pressure… 1 2246 Plumbers 'can be' plumbers, made all the worse by self certification which the building surveyor invariably accepts as proof of compliance! The good thing is that you know know. 3 5647 I think you are getting different numbers because they all just based them on "other jobs" even though each job is unique. Often, with builders, unless you're speaking to… 3 3680 |