Felt Flat Roofs In Stevenage
Most flat roofs on Stevenage's post-war homes were first covered in felt, and plenty still are. Old felt cracks, blisters and ponds water, which leads many owners to assume felt is the problem. Modern torch-on felt is a very different product, built up in several bonded layers, and it remains a practical, good-value choice.
Options for your roof
We install and repair across all major options to suit your home and budget.

Felt garage roof
A durable mineral-surfaced torch-on felt roof protecting a domestic garage.

Torch-on felt laid on OSB
High-performance torch-on bitumen felt being heat-bonded over fresh OSB deck.

Felt extension roof
Multi-layer torch-on system protecting a residential rear extension with clean falls.
Old felt and new felt in Stevenage
On garages and porches in Shephall, Broadwater and Bedwell, we regularly find the original felt crazed with cracks, lifting at the seams, or patched so many times that nobody can tell where the leak starts. Once water has got under, the deck often goes soft. A new torch-on system starts with stripping the old layers and replacing any spongy boards. Then we lay a base sheet, torch on an underlay, and finish with a mineral cap sheet whose stone chippings shield the felt from sunlight. Drip edges and upstands are dressed properly, so rainwater runs off rather than tracking back under the edges.
Every job starts with a free survey and a written quote. Call 01438 870485 or book online.
Arrange a free felt flat roofs survey in StevenageRelated guide: EPDM vs GRP vs felt: which flat roof is right for your home?Choosing felt in Stevenage
Felt suits straightforward garage, porch and dormer roofs, and it is easy to repair later if something lands on it. Where a roof will be walked on, we may suggest GRP instead. On Old Town properties in the conservation area we check whether any permission applies. A new felt roof from us carries our 10-year guarantee.


The Benefits Of Our Felt Flat Roofs
3-layer reinforced system
Mineral surfaced capsheet
Cost-effective protection
Our 6-Step Process
From initial inspection to signed-off guarantee, every stage is transparent.
Free survey
We inspect the deck and measure the roof.
Written quote
You get a fixed written quote.
Prepare and protect
We protect the area and prepare the deck.
The main work
We torch on the vapour control, underlay and capsheet.
Finishing details
Edges and upstands are dressed and sealed.
Clean-up and sign-off
We clear away and hand over your guarantee.
Free Written Quote After A No-Obligation Survey
We survey your roof in Stevenage, 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
- 3-layer reinforced system
- Mineral surfaced capsheet
- Cost-effective protection
- Free written quote after a no-obligation survey in Stevenage
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.
Felt Flat Roofs in Stevenage — Your Questions
Everything you need to know about our felt flat roofs service across Stevenage and Hertfordshire.
Trusted by homeowners in and around Stevenage
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Other Roofing Services In Stevenage

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

EPDM Flat Roofs in Stevenage
Seamless synthetic rubber roofing with exceptional weathering resistance, a long-lasting, leak-free jointless membrane.

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

Roof Repairs in Stevenage
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?
01438 870485Get A Free Quote For Felt Flat Roofs In Stevenage
Speak to our team today. We provide a free, no-obligation on-site survey in Stevenage and a fixed written quote.
