Professional flat roof repair, replacement & maintenance in Hounslow, TW3, TW4 & TW5.
At JJ Roofing & Construction Ltd, we specialise in expert flat roof repair in Hounslow. With over 20 years of local experience, our team delivers fast, reliable, and long-lasting solutions for leaking, damaged, and ageing flat roofs across West London.
Whether you need an emergency flat roof repair, full replacement, or routine maintenance, we use only premium BBA-approved materials such as EPDM rubber, GRP fibreglass, and high-performance felt systems.
Why Choose JJ Roofing for Flat Roof Repair in Hounslow?
- Local Hounslow & West London flat roofing specialists
- Same-day & 24/7 emergency flat roof repair available
- Fully insured with £5 million public liability
- My Builder approved with excellent customer reviews
- Transparent, competitive pricing with no hidden costs
- 10–25 year written guarantees on all work
We understand the specific challenges flat roofs face in Hounslow — from heavy rainfall and poor drainage to older 1960s–80s properties. We fix problems properly the first time, saving you time and money.
Signs Your Flat Roof in Hounslow Needs Urgent Repair
Don’t ignore these common warning signs:
- Water stains on ceilings or walls
- Ponding water after rain
- Blisters, cracks, or splits in the membrane
- Moss, algae, or vegetation growth
- Musty smells or mould inside the property
- Higher energy bills due to poor insulation
Early intervention prevents expensive internal damage. Contact us today for a free flat roof inspection.
Our Professional Flat Roof Repair Services in Hounslow
We provide a complete range of flat roofing solutions:
Flat Roof Leak Repair Hounslow
Pinpoint and permanently seal leaks fast.
EPDM Rubber Flat Roof Repair & Replacement
Modern, durable, and maintenance-free — the most popular choice in West London.
GRP Fibreglass Flat Roof Installation & Repair
Lightweight, seamless, and ultra-strong with excellent waterproofing.
Traditional Felt Flat Roof Repair
Expert torch-on felt restoration and upgrades.
Flat Roof Drainage Improvements
Correct falls, upgrade outlets, and eliminate ponding.
Insulation Upgrades
Improve energy efficiency and reduce heat loss.
Full Flat Roof Replacement Hounslow
When repair is no longer viable — complete new roof systems.
Flat Roof Maintenance Packages
Annual inspections and cleaning to extend roof life.
Our Flat Roof Repair Process
- Free Comprehensive Inspection – Detailed on-site survey (drone-assisted where needed)
- Clear Report & Quote – Honest, no-obligation pricing
- Expert Repair Work – Clean, tidy, and completed with minimal disruption
- Final Quality Check – We only leave when you are 100% satisfied
- Written Guarantee & Aftercare – Full documentation and maintenance advice
Average Cost of Flat Roof Repair in Hounslow (2026)
| Service | Typical Cost (incl. VAT) |
|---|---|
| Minor leak repair | £150 – £450 |
| Partial flat roof repair | £800 – £2,500 |
| Full EPDM/GRP replacement (up to 50m²) | £3,500 – £6,500 |
| Annual maintenance package | £250 – £450 per year |
Prices are for guidance only. Get a free, no-obligation quote tailored to your exact roof.
Areas We Serve for Flat Roof Repair in Hounslow
We proudly cover:
- Hounslow (TW3, TW4, TW5)
- Feltham
- Isleworth
- Osterley
- Brentford
- Ealing
- Hanwell
- Chiswick
- Hayes
- West Drayton
- Southall
- All surrounding West London postcodes
Frequently Asked Questions
How long does flat roof repair in Hounslow take? Most repairs are completed in 1–2 days. Full replacements usually take 3–5 days depending on size and weather.
What is the best material for a flat roof in Hounslow? EPDM rubber or GRP fibreglass are the top choices — both are seamless, lightweight, and offer 25–50 year lifespans with minimal maintenance.
Do you offer emergency flat roof repair in Hounslow? Yes. We provide 24/7 emergency response and aim to be on site within 2–4 hours in most cases.
How long should a flat roof last? Properly installed EPDM or GRP roofs last 25–50 years. Traditional felt roofs typically last 10–20 years with good maintenance.
Are you fully insured? Yes — we carry £5 million public liability insurance and all roofers are CSCS card holders.
Will you provide a written guarantee? Absolutely. Every job comes with a comprehensive written guarantee (10–25 years depending on the system).
Ready to fix your flat roof?
Call our Hounslow flat roofing team now on 020 8226 3919 or request a free quote for a FREE flat roof inspection within 24 hours.
JJ Roofing & Construction Ltd – Your trusted local experts in emergency roofing, and complete flat roofing solutions.
Request your free quote today and experience the JJ Roofing difference.