Didn't think of that.
Browse Forums Building Standards; Getting It Right! Re: Hierarchy 24Oct 23, 2015 12:09 pm I wouldn't worry about it, 10mm is nothing and is easily caused by bed load due to low flushing velocities. Melbourne has had little rainfall over the last two months due to the very strong El Nino and 95% of Melbourne's 'rainfall' is either light showers or drizzle in any case. The recognised minimum flushing velocity requirement for drain pipes is 0.7 metres per second. 3in1 Supadiverta. Rainwater Harvesting Best Practice using syphonic drainage. Cleaner Neater Smarter Cheaper Supa Gutter Pumper. A low cost syphonic eaves gutter overflow solution. |