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Energy-Efficient Home Improvements You Can Trust

Coastal Prime Ltd provides expert home insulation services across the UK

Excellent Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Rated 4.8 / 5 based on 244 reviews on Trustpilot icon Trustpilot

Coastal Prime Ltd provides expert home insulation services across the UK, helping homeowners enhance energy efficiency and reduce energy bills.

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Years' Experience

Projects Completed Last Year

Our Services

Insulation

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Roofing

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Excellent Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Rated 4.8 / 5 based on 244 reviews on Trustpilot icon Trustpilot
Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Verified Speedy execution of a good job! Prompt arrival and speedy completion of job by personable staff. Left the house cleaner than it was when they arrived! Unpleasant environment to work in, transformed into a roof-space which is now clean and better insulated, with the sealed insulating mat attached to the rafters. George Simon - May 20, 2026
Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Verified A hard job very well accomplished … The guys working were very respectful and every day left the house very clean. A horrible job but they worked long and hard. Never complained. There was a lot of mess which they loaded in their van every day and disposed of. I would highly recommend this team to work in your home. Isabel Holmes - May 5, 2026
Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Trustpilot icon Verified A professional job by any standard. The team (led by Jack) turned up on time and because I missed the call from them telling me they were on the way they sent a text message. I was expecting a 2 day job because I had spray insulation done previously (by another firm) which had blocked the air vents. They were polite and talked me through what they were doing step by step. On completion everywhere was left as if they had never been, Brilliant! I'd recommend them any time. Jeff Adams - April 27, 2026

How it Works

Professional and Timely Service at Every Step

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Professional Installation

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About Coastal Prime Ltd

Coastal Prime Ltd provides expert home insulation services across the UK, helping homeowners enhance energy efficiency and reduce energy bills.
From loft insulation to cavity wall extraction and foam extraction, our trusted team delivers fast, efficient, and professional solutions, including SuperQuilt insulation.

For Homeowners

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For Businesses

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Products we work with

ProPERLA Protective Coatings

Breathable, water‑repellent coatings for roofs, walls and masonry.

Multifoil

SuperQuilt is a multifoil system for high‑performance thermal protection.

Knauf Eko Roll

A lightweight, high‑performance glass mineral wool insulation designed for cold lofts and pitched roofs.

Marley Tiles

Marley tiles are durable, reliable roof tiles known for long-lasting weather protection.

Tyvek

Who We've Helped
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