Professional roofing
33+ Happy Clients ★ 4.9

Ealing, London's Leading Building Specialists

Professional Building & Construction

Get Free Quote 08000588623
Fully Insured
Free Quotes
10yr Guarantee
H2O Gas Ltd work
H2O Gas Ltd work
H2O Gas Ltd work
H2O Gas Ltd work
H2O Gas Ltd work
Our Services

Comprehensive Building
Services

From extensions to new builds, we deliver quality craftsmanship that transforms your property.

Home Extension

Extensions

Expert home extensions that seamlessly integrate with your existing property. Single and double storey, rear and side extensions.

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Renovation Work

Renovations

Complete property renovations transforming tired spaces into stunning modern homes. Kitchen, bathroom, and whole-house refurbishments.

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New Build

New Builds

Full new build construction from foundations to finishing. Project managed from start to completion.

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Loft Conversion

Loft Conversions

Transform unused loft space into beautiful living areas. Dormer, hip-to-gable, and Velux conversions.

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Our work
Detail work
15+ Years of
Excellence
About Us

Quality Building Built on Trust

H2O Gas Ltd are trusted local builders based in Ealing, London. Our fully qualified team delivers superior craftsmanship on every project — from small repairs to complete new builds. No job too big or small.

Fully Qualified & Insured
Premium Quality Materials
Transparent Pricing
On-Time Completion
15+ Years Experience
33+ Happy Clients
10+ Year Guarantee
Learn More About Us
Testimonials

What Our Clients Say

Do not just take our word for it. Here is what our satisfied customers have to say about working with H2O Gas Ltd.

"Ziad's service was excellent. He found & fixed the fault quickly and offered some informative and pragmatic advice. We will be inviting Ziad and his company back in the new year to advise on a replacement boiler in conjunction with a kitchen renov..."

C
Cloughmeister
6 years ago

"I feel confident the new boiler will last for years."

CT
Carolyn Todd
2 months ago

"Ziad, helped with my boiler which was an old one at short notice. I was grateful for his advice. Very professional and knowledgeable. Will hope to use him again. Recommend him highly."

MD
Mark De Souza
2 years ago
4.9
Average Rating
From 33+ Reviews

Ready to Start Your Project?

Join hundreds of satisfied homeowners. Get your free quote today.

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Join 33+ Happy Clients

Do not Wait.
Protect Your Home Today.

Get a free, no-obligation quote for your roofing project. Serving Ealing, London and surrounding areas.

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Fully Insured

Complete coverage for peace of mind

24/7 Service

Emergency repairs available

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08000588623
FAQ

Frequently Asked Questions

Find answers to common questions about our roofing services, process, and warranties.

Still have questions?

Can not find the answer you are looking for? Our team is here to help.

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A new roof typically costs between £5,000-£12,000 for a standard semi-detached house, depending on size, materials (tiles, slate, flat roof), and complexity. We provide free no-obligation quotes for all projects.
Yes! We offer 24/7 emergency roof repair services across Ealing, London and surrounding areas. Whether it's storm damage or an urgent leak, call us on 08000588623 for fast response.
We cover Ealing, London and all surrounding areas. Covering Ealing, London and surrounding areas
We offer comprehensive roofing services including: flat roofing (EPDM, felt, GRP), pitched roofing, tile and slate repairs, chimney repairs, leadwork, guttering, fascias and soffits, moss removal, and full roof replacements.
Absolutely! All our work comes with a written guarantee. We offer 10-20 year warranties on new roof installations and up to 10 years on repairs, plus manufacturer warranties on all materials used.
Yes, we are fully insured with public liability insurance and all our roofers are qualified professionals with years of experience. We're happy to provide certificates upon request.