https://pluvian.uk/blog/ Practical flat roofing guides from Pluvian Roofing, a flat roof specialist in Croydon working across South London. en-GB https://pluvian.uk/blog/types-of-roofing-felt/ https://pluvian.uk/blog/types-of-roofing-felt/ Underlay or cap sheet, polyester or glass carrier, SBS or APP: what actually differs between the sheets in a felt roof, and why a brand name settles nothing. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/flat-roof-leaking-what-to-do-now/ https://pluvian.uk/blog/flat-roof-leaking-what-to-do-now/ Catch the water, isolate the circuit and photograph the ceiling with the date. What helps in the first hour, and the three reflexes that cost you more later. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/section-20-roof-works/ https://pluvian.uk/blog/section-20-roof-works/ Consultation before major roof works means notice and reasoning, not permission. The stages in plain English, and why a survey carries a programme through it. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/who-is-responsible-for-the-roof-leasehold/ https://pluvian.uk/blog/who-is-responsible-for-the-roof-leasehold/ Usually the freeholder maintains it and leaseholders pay through the service charge, but your lease decides. Who instructs the work, and what evidence helps. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/epdm-vs-felt-vs-liquid/ https://pluvian.uk/blog/epdm-vs-felt-vs-liquid/ Rubber sheet, bonded bitumen or a joint-free liquid membrane: how each is joined, how each ages and which roofs each suits. We fit felt and liquid, not EPDM. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/preparing-a-flat-roof-for-winter/ https://pluvian.uk/blog/preparing-a-flat-roof-for-winter/ Clear the outlets before leaf fall, fix laps and upstands while repairs are still easy, and know what cold and wet weather genuinely rule out until spring. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/questions-to-ask-a-flat-roofer/ https://pluvian.uk/blog/questions-to-ask-a-flat-roofer/ Eight questions that turn a sales visit into a specification, with what a good answer to each sounds like and what a vague one is quietly telling you. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/does-a-flat-roof-need-scaffolding/ https://pluvian.uk/blog/does-a-flat-roof-need-scaffolding/ Height decides it far less than access and duration do. When a ladder is genuinely enough, when scaffold is unavoidable, and who is responsible for it. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/roof-terrace-planning-permission/ https://pluvian.uk/blog/roof-terrace-planning-permission/ Overlooking, external appearance, leases, conservation areas: what a roof terrace typically raises, who actually decides, and what to establish before drawings. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/how-much-does-a-new-flat-roof-cost/ https://pluvian.uk/blog/how-much-does-a-new-flat-roof-cost/ A new flat roof is three prices added together and only one of them is the roof. What each covers, why area predicts so little, and what makes a figure real. Wed, 05 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/what-is-mastic-asphalt/ https://pluvian.uk/blog/what-is-mastic-asphalt/ Poured hot and worked by hand, mastic asphalt covers half of London and is now reaching the end of a very long first life. What it is and how it fails. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/ponding-water-flat-roof/ https://pluvian.uk/blog/ponding-water-flat-roof/ Some standing water is the design working and some is the roof giving up. How to tell which yours is, what it does over time, and what can be done about it. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/building-regulations-flat-roofs/ https://pluvian.uk/blog/building-regulations-flat-roofs/ Most repairs sit outside the regulations; renewal and new build mostly do not. Where the line falls, who signs the work off, and what decides in a real project. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/insurance-flat-roof-leak/ https://pluvian.uk/blog/insurance-flat-roof-leak/ Insurers pay for sudden damage and decline gradual wear, so which side your roof falls on decides the claim. What evidence to gather before you telephone. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/balcony-leaking-into-flat-below/ https://pluvian.uk/blog/balcony-leaking-into-flat-below/ The neighbour underneath finds out first. Where balcony water actually gets in, why the ownership question comes before the repair, and what settles both. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/condensation-or-leak-flat-roof/ https://pluvian.uk/blog/condensation-or-leak-flat-roof/ Water arriving with rain is a leak; water arriving on cold still nights is condensation. The test that separates them before you pay to fix the wrong one. Tue, 04 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/how-long-does-a-felt-roof-last/ https://pluvian.uk/blog/how-long-does-a-felt-roof-last/ One number always misleads, because installation and maintenance move it more than the material does. What manufacturers publish, and what decides yours. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/signs-your-flat-roof-is-failing/ https://pluvian.uk/blog/signs-your-flat-roof-is-failing/ Ponding, blisters, splits, open laps, cracked upstands, indoor stains and blocked outlets: what each one means and which of them genuinely cannot wait. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/does-my-roof-guarantee-need-annual-inspection/ https://pluvian.uk/blog/does-my-roof-guarantee-need-annual-inspection/ Most flat roof system guarantees make documented maintenance a condition of cover, so the paperwork is the cover. What counts, and how a claim is argued. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/what-is-rbm-roofing/ https://pluvian.uk/blog/what-is-rbm-roofing/ Reinforced bituminous membrane is the bonded, layered bitumen system under most modern British flat roofs. What it is, how it goes on, and why felt gave way. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/liquid-vs-felt-flat-roof/ https://pluvian.uk/blog/liquid-vs-felt-flat-roof/ Felt takes the open field, liquid takes the awkward details, and most good flat roofs use both. Where each wins, and how the junction between them is specified. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/flat-roof-refurbishment-cost/ https://pluvian.uk/blog/flat-roof-refurbishment-cost/ There is no honest single figure, so here is the logic instead: what drives the price, why two quotes differ, and what a comparable written quote contains. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/flat-roof-repair-vs-replacement/ https://pluvian.uk/blog/flat-roof-repair-vs-replacement/ Whether the deck is dry decides it, and almost nothing else does. The test that answers it, the two false economies to avoid, and how a survey settles it. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/rbm-vs-single-ply-flat-roof/ https://pluvian.uk/blog/rbm-vs-single-ply-flat-roof/ Layered bitumen or one factory sheet: where each genuinely wins, where each struggles, and how specifiers actually choose between them on a real building. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/warm-roof-vs-cold-roof/ https://pluvian.uk/blog/warm-roof-vs-cold-roof/ Insulation above the deck or between the joists, and why that one difference decides where condensation forms. How conversion happens during a re-covering. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/flat-roof-survey-what-to-expect/ https://pluvian.uk/blog/flat-roof-survey-what-to-expect/ What somebody actually does on your roof, what lands in the written report afterwards, and how to recognise a sales visit pretending to be a survey. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/commercial-roof-maintenance-cost/ https://pluvian.uk/blog/commercial-roof-maintenance-cost/ One published industry benchmark, the things that genuinely move a portfolio price, and the arithmetic that makes planned maintenance beat reactive callouts. Sun, 02 Aug 2026 12:00:00 GMT https://pluvian.uk/blog/torch-on-felt-roofing-explained/ https://pluvian.uk/blog/torch-on-felt-roofing-explained/ Rolls are melted onto the roof as they unroll, layer over layer. How the bonding actually works, where the skill shows, and the fire discipline around it. Sun, 02 Aug 2026 12:00:00 GMT