EPDM Flat Roofs In Harpenden
Harpenden's large houses have often been extended, and many carry a flat-roofed kitchen extension, garage or link at the back. Post-war and newer homes in the town have them too. When one of these starts to leak, an EPDM rubber membrane is a tidy, low-maintenance replacement that goes on as a single sheet.
Options for your roof
We install and repair across all major options to suit your home and budget.

Garage roofs
A single seamless EPDM sheet stops garage leaks for good.

Extension roofs
Jointless rubber membrane ideal for rear extensions.

Dormer roofs
Neat EPDM on flat dormer tops with lead detailing.
Flat roofs behind Harpenden's period fronts
A rear extension tucked behind a substantial Edwardian or 1930s house often sits below tall trees, so leaves gather on it and water lingers around the outlet. In time the old covering splits and the deck below goes soft. We take the roof back to the joists if necessary, lay a new deck and bond the EPDM to it in one piece, with no seams across the middle. Purpose-made trims finish the edges and the membrane is turned up the wall behind a flashing. On garages in newer parts of town the process is the same, just simpler.
Every job starts with a free survey and a written quote. Call 01727 649498 or book online.
Arrange a free epdm flat roofs survey in HarpendenRelated guide: EPDM vs GRP vs felt: which flat roof is right for your home?Before the rubber goes down
Where an extension roof sits under a first-floor window, we check the upstand height and the flashing into the main wall, as this junction is where many flat roof leaks begin. Gutters and outlets get cleared and checked too, because Harpenden's mature trees drop a lot of leaves. Every new flat roof we lay carries our 10-year guarantee.


The Benefits Of Our EPDM Flat Roofs
Single seamless sheet
UV and ozone resistant
Low maintenance solution
Our 6-Step Process
From initial inspection to signed-off guarantee, every stage is transparent.
Free survey
We inspect the flat roof, the deck and the falls.
Written quote
You get a fixed written quote for the replacement.
Prepare and protect
We clear the area and protect anything below.
The main work
We strip the old roof, repair the deck and bond the EPDM sheet.
Finishing details
Edge trims and upstands are dressed neatly.
Clean-up and sign-off
We tidy the site and hand over your guarantee.
Free Written Quote After A No-Obligation Survey
We survey your roof in Harpenden, assess the work needed, and provide a fixed, itemised written quote. The price we quote is the price you pay — no hidden extras, no large upfront deposits.
Get a Free QuoteWhat's included
- Single seamless sheet
- UV and ozone resistant
- Low maintenance solution
- Free written quote after a no-obligation survey in Harpenden
EPDM vs GRP vs felt: which flat roof is right for your home?
EPDM rubber, GRP fibreglass and modern felt all make good flat roofs when they are fitted well. Here is how they differ, and how to pick the right one for your garage, extension or dormer.
EPDM Flat Roofs in Harpenden — Your Questions
Everything you need to know about our epdm flat roofs service across Harpenden and Hertfordshire.
Trusted by homeowners in and around Harpenden
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Other Roofing Services In Harpenden

New Roofs in Harpenden
Complete pitched and bespoke roof installations using high-grade slate, tile, and modern breathability systems with a 10-year guarantee.

GRP Fibreglass Flat Roofs in Harpenden
Ultra-tough liquid-applied fibreglass system creating an impenetrable monolithic barrier with custom non-slip topcoats.

Felt Flat Roofs in Harpenden
Multi-layer high-performance torch-on polyester bitumen membranes engineered for long-lasting, cost-effective flat roof protection.

Roof Repairs in Harpenden
Rapid diagnostic and targeted fix service for storm damage, missing tiles, ridge recapping, flashing leaks, and chimney repointing.
Start Your Free Quote
Tell us a little about your roof and we will call you back to arrange a free survey and a fixed written quote.
A survey you can trust
- Free written quote after a no-obligation survey.
- 10-year written guarantee on new roofs.
- Checkatrade approved and fully insured.
- Emergency repairs available for storm damage and leaks.
Prefer to speak right now?
01727 649498Get A Free Quote For EPDM Flat Roofs In Harpenden
Speak to our team today. We provide a free, no-obligation on-site survey in Harpenden and a fixed written quote.
