Hi,
I would like to seek advice if the black membrane? on top of the roof tile as shown in the picture is normal? Can someone shed some light as to what this is?
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Browse Forums General Discussion Re: Is this black thing on roof tile normal? 2May 20, 2017 8:12 am It's a flashing designed to stop rain water running into the roof cavity and down the portico wall. The picture is not clear enough to see how far it goes across, but I guess that is what is bothering you. Re: Is this black thing on roof tile normal? 4May 20, 2017 11:36 am The only question would be if it might not have to extend so far from the wall, but they are probably just being cautious and that can often be better. Never hurts to ask though, since it looks like it is right at your entrance. That said, I bet in a months time you'll stop even looking up there. Re: Is this black thing on roof tile normal? 5May 20, 2017 5:01 pm As an aside, the drainage design is poor but probably/possibly still compliant. Best practice would have a downpipe fitted to where the concentrated flow of water from the upper roof catchment area is directed. Eaves gutters are meant not to overflow at a rain intensity less than the area's 1:20 Average Recurrence Interval and a slotted gutter overflowing through the slots is the same as an unslotted gutter over-topping. 3in1 Supadiverta. Rainwater Harvesting Best Practice using syphonic drainage. Cleaner Neater Smarter Cheaper Supa Gutter Pumper. A low cost syphonic eaves gutter overflow solution. Do you have solar on the roof, because if its not a laying defect it looks almost like someone has been walking all over the roof in the mid section of the tile (weakest… 2 1931 1 376 Yes, get a builder, make sure he is experienced and a registered building practitioner 5 8963 |