© Impervious Roofing and Building
Proudly serving Portsmouth, Havant, Waterlooville and Fareham, Impervious Roofing & Building is your trusted roofing partner. We believe in doing things properly, using quality materials and never cutting corners. From new roofs to small repairs, you can count on us.
Initial Consultation
Fill out our easy form to schedule your consultation.
On-Site Inspection
We match you with qualified, compliant professionals based on your specific needs.
Professional Installation
Once approved, we complete the work to the highest standard, backed by a full guarantee.
About Us
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Need a New Roof or Expert Repairs?
How It Works
Complete our quick and easy form to get your free quote and expert advice today.
Protect Your Home with Trusted, Long-Lasting Roofing Solutions
If you’re looking for a reliable, experienced roofing company, you’re in the right place. We specialise in new roof installations, flat roofs, and roof replacements across Portsmouth and surrounding areas. Backed by 20+ years of experience, we deliver workmanship you can count on.
Premium Roofing Materials
Over 20 Years' Experience
Roofing Specialists Team
Satisfaction Guarantee
Impervious Roofing & Building is a family-run roofing company with over 20 years of hands-on experience across Portsmouth and Hampshire. We’re proud to have built our business through word-of-mouth, recommendations, and returning customers who trust our team’s skill and reliability.
We’ve worked on hundreds of homes, preserving the character of older properties while embracing modern techniques and materials. Fully insured and customer-focused, we never leave a job until you're 100% satisfied – that’s our guarantee.
Our Services
We offer a wide range of roofing services tailored to homeowners across Portsmouth, Fareham, Havant, and Waterlooville. From traditional tiled roofs to modern flat roof systems, we install, replace, and repair with the utmost care. All work is completed to the highest standards using premium materials.
Why Choose Us?
Local & Trusted Professionals
We’re based right here in Hampshire, so you’re never far from a team that understands the local area, weather conditions, and building styles.
Fully Insured & Guaranteed
All our work comes with a minimum 60-month guarantee and full public liability insurance, offering you complete peace of mind.
Attention to Detail
From slate patterning to gutter lines, we take pride in every stage of your project. No shortcuts, no compromises.
Struggling To Fill The Empty Shifts?
Let's get connected today to arrange your free trial and experience our exceptional service.
Trusted by Local Homeowners Like You
Complete Roofing Solutions for Every Home
Built on Experience, Backed by Reputation
From Consultation to Completion
Get 15% Off New Roofs, Flat Roofs & Roof Replacements!
Experience high-quality work backed by a 60-month guarantee. Book your free roof inspection today and protect your home for years to come.
New Roofs
Whether you’re building an extension or replacing a roof on an older home, we offer a variety of new roof solutions built to last. Choose from slate, tile, pitched, hipped or flat roofs – all installed with professional precision.
Flat Roofs
Ideal for extensions, garages, or porches, our flat roof systems include EPDM, GRP fibreglass, and felt. We install low-maintenance, watertight surfaces that stand up to the British weather.
Roof Replacements
Time to upgrade your ageing roof? We’ll safely strip the existing covering and replace it with a robust, energy-efficient system. Our team ensures minimal disruption and a perfect finish.
Roof Repairs
From minor leaks to storm damage, we offer fast, effective roof repairs with long-lasting results. We’ll assess the issue, explain your options, and get the job done properly.
Chimney Repairs
Loose bricks, damaged leadwork or repointing needed? Our chimney specialists ensure your stack remains safe, stable, and fully weatherproof.
Gallery
Craftsmanship You Can See and Trust
Testimonials
Hear What Our Customers Say
We have had the team repairing and rehanging our tiles on our back wall. The guys worked hard, were very friendly and did a fantastic job. I would recommend the company to anyone who needs tiling repaired or renewed. Brilliant job done, guys; thank you!
Graham Mathews
★★★★★
I highly recommend it. The whole team was very respectful of my property and kept everything clean and tidy at all times. The team that worked on my roof were very friendly, always punctual and cheerful even though it was really cold!! I was kept informed and updated about the work throughout. A pleasure to work with.
Jeanette Roberts
★★★★★
The boys replaced a flat roof on my mum's outbuilding and also replaced some guttering. Very polite, did a marvellous job and was one of the cheapest quotes we had. I highly recommend it.
Michelle Peters
★★★★★
