Browse Forums Building Standards; Getting It Right! Re: Rain head overflow question 2Apr 15, 2020 11:02 pm 3in1 Supadiverta. Rainwater Harvesting Best Practice using syphonic drainage. Cleaner Neater Smarter Cheaper Supa Gutter Pumper. A low cost syphonic eaves gutter overflow solution. Rain head overflow question 3Apr 20, 2020 6:57 am SaveH2O Do you mean from the rainhead's emergency overflow provision? . Thank you so much for that information again Save H20. I am trying to read to learn more about rainhead compliance, accessing AS/NZS 3500.3 this week. Re: discharging onto another part of my roof and not to atmosphere. The building company has responded in email saying it is fine and something like was to prevent the overflow being visible from front of property. The overflow appears to be not much lower than where the box gutter enters the rain head. SaveH2O How does the water flow into the rainhead? . from the straight box gutter on the house roof. The emergency overflow flows onto the garage roof. The garage roof water flows into a separate side gutter/downpipe. Not sure if that was what you were asking. SaveH2O How high is the top of the rainhead in relation to the height and top of the box gutter % wise? The top of the rainhead shouldn't be more than 50% of the box gutter's maximum flow height. . I am pretty confident that this is not met either. Much a do about nothing. You can see the fall heading to the actual drains. Stormwater ingress will be minimal and it's far better to have the top sitting flush rather… 12 6303 Thanks for that, the PVC pipe is still about 40cm below ground level and it sticks out of the sand with no end cap or anything on it just open pipe, is this the finished… 2 10484 I'll look into different shower heads and ask the plumber about some engineering and see what he says. Thanks 2 9711 |