However, the tiles have been cut quite short leaving a substantial gap to fill. How To Seal Roof Tiles. A special ridge board above the apex of the trusses which takes the fixings through the ridge tiles. These tiles are stuck fast. They have a strong adherence to your particular surface … Is there supposed to be a gap between the wall and the roof? The roof seems in excellent condition but the mortar is a bit worn round a few tiles. I am in the process of resealing the gap between the base of the shower tray and the tiles immediately above. Tips . 3. At the rear of the property some of the cement from the tiles is missing, maybe this is the reason why I have a leak. I should have mentioned its a gap between the tiles and gutter. I personally use chicken wire and heat shield but thats probably a bit of overkill. Going up to the loft we noticed there is a considerable gap (5-6 cm) between the roof and the wall, like this: Is it supposed to be like that? Our roof sealer will protect porous clay, slate and concrete roof tiles by making them water resistant. You can't avoid that. But yeah, chicken wire is good, or anything similar. This special ridge board has to be positioned carefully so that there will be a gap between it and the ridge tiles when they are fixed. Small gaps between slates reduce the effects of capillarity, and help to prevent water reaching the nail holes. We bought a new house last year. Clear protective roof sealer to provide lasting protection to all types of roof tiles. As far as the "line" appearing between tiles, that's just how vinyl tiles look. If the subfloor was properly prepped, (sealed properly) and the correct adhesive was used for the tiles, you won't have "casual" water damage. I have scaffolded that part of the house and traced the leak to a couple of ridge tiles. The part of the car port ceiling where it drips - is below clay tiled roof of the house, so water must somehow penetrate beneath the tiles. Suppose the regular wooden roof has a hole or gap somewhere, but I can't find it because tiles are blocking it. Old tiles that have had decades of weathering will keep rainwater out of the house regardless of whether they have a waterproof seal on the surface or not. I have removed the moss and the gap between each tile is approximately 1 inch. About an inch in a bucket all told. Many different types of roofing material come in tile formats. The water continues like this until it enters the gutter. Clay tiles, natural stone tiles and cement tiles are all examples. Our house is 100 years old and has a pitched tiled roof. A roof sealant is kind of like a mix between varnish and paint. Now, a lot of standing water, yes. It's actually dirt stuck to the adhesive edge of the tile. Or suppose the workers cut holes in the roof for ventilation, but didn't screen them, as is often the case. Viewed 26k times 18. Gaps are needed to allow the system to function; sealing up, and locking together, roofing elements will result in cracking and breakage of the slates or tiles. Cement or sealant to fill gaps between leaky roof tiles? It works by sealing up holes and cracks which might be forming on your roof, air vents, and air conditioning units. This will help to slow down the re-growth of moss, algae and lichen on roof tiles which tend to thrive in a damp, porous, environment. What I plan to do is to fill all the gaps/joints between the tiles I can reach standing on the car port roof with a proper sealant and I'm considering three options available at home: - mortar End sealing pieces which fit between the ends of adjacent ridge tiles to provide a seal. I live in a two bed bungalow. Ask Question Asked 4 years ago. I hope so, cause if the gaps were between tiles, then you woul have quite a wet house if it rained. (Had some spare, so thought might as well) Construction workers often leave huge gaps at roof lines (peaks & valleys), edges, and wherever soffits touch the roof. During recent storms we had a leak in a bedroom. Active 1 year, 11 months ago. Because tiles are laid on a pitched roof (a sloped roof) water runs off the tile and onto the next tile below. Do you fill the gap with just sealant and smooth off, or can you fill the main gap initially with grout and then seal with sealant.Any other ideas appreciated. Peaks & valleys ), edges, and air conditioning units ), edges, and to. Roof lines ( peaks & valleys ), edges, and help to prevent water reaching the nail holes How. Lot of standing water, yes is 100 years old and has a pitched roof ( sloped! Regular wooden roof has a pitched tiled roof `` line '' appearing between tiles, stone! Provide lasting protection to all types of roof tiles by making them resistant... 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