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Insulation Companies in Portsmouth

Easily find verified Portsmouth Insulation Companies. Just post your job to get quotes from MyBuilder's Insulation Companies in Portsmouth.

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Some of our top rated insulation companies in Portsmouth

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  • Insulation Company in Portsmouth

    We are highly determined and resilient, thriving on challenges and learning quickly from setbacks. We excel in fast-paced environments, demonstrating adaptability and a commitment to achieving positive outcomes. I'm proficient in four languages and can communicate effectively across diverse age groups and communities. Our strong customer focus allows me to provide excellent support in both customer-facing and technical roles. I ensure in whatever I do, my love and passion is what drives me to success. With me, you have nothing to worry about as we provide 10 years guarantee of any service we provide. Backed by Homesmart installations in which we have 4.9 stars over all on trust pilot. Ensuring a customer satisfaction is our top priority! Please don't hesitate to contact for a free of charge and no obligation quote for whatever service you may need to improve your living.

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  • Insulation Company in Portsmouth

    Up to £1500 subsidy off of your sprayfoam loft insulation investment, subject to availability. We provide premium quality, best-value spray foam loft insulation with a 25 year warranty! Our sprayfoam is the only kind that you should install in a residential property and we will explain exactly why! Note that we do not install the old fibreglass mineral wool loft insulation! That is outdated and can cause damp problems! Also, we transform houses with professional external wall insulation systems that include a highly breathable render, reducing damp issues, shielding you from the adverse UK weather. Large colour choice for our render and paint systems! Have a new look property within 28 days! Call us now to arrange your FREE no-obligation consultation with an expert!

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  • Insulation Company in Portsmouth

    Carpenter,insulation installer, cscs certified

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  • Insulation Company in Portsmouth

    We specialise in an external wall insulation and rendering providing our customers with the quality exterior look and the warmth to their homes. We work with a variety of textures and colours, and perform different application systems by hand and machine sprayed, dealing with any range of new or old building surfaces with the modern self-breathable materials.

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  • Insulation Company in Portsmouth

    Family run business. Father and 2 sons. Over 20 years experience in general building, landscaping, property maintenance, fencing. Polite friendly service. No hidden costs. Work guarantee offered ( terms and conditions applied). Happy to give a free no obligation estimate.

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  • Household Investments Ltd is a family run business which provides expert insulation services throughout the UK. We’re KIWA accredited installers of Thermabead EPS bonded beads for cavity walls We also specialise in Loft insulation works, and Properla hydrophobic coatings. We are highly qualified and have many years of experience in the field. We provide accredited workmanship on BBA approved materials and provide 25 year guarantees on our works.

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  • Balaz Enterprise Global is a premium home improvement and property refurbishment company based in Basingstoke, Hampshire. We serve homeowners, landlords, and property developers across Hampshire, Berkshire, and London, delivering high-quality results on every project — from single-room renovations to full property transformations. Our services include driveways and block paving, resin bound driveways, landscaping and garden design, brickwork and masonry, extensions and loft conversions, kitchen and bathroom fitting, plastering and rendering, flooring, painting and decorating, and full property refurbishments. Whether you need a front yard completely redesigned, a driveway laid, a bathroom stripped and rebuilt, or an entire house refreshed inside and out, we have the skills and experience to deliver. We are a registered company (Companies House No. 16373292) with over 10 years of hands-on experience in the trade. Every job is carried out to the highest standard — no shortcuts, no mess left behind, and no substandard materials. We take pride in our work and treat every property as if it were our own. We offer free, no-obligation quotes for all projects. Our team is fully insured, reliable, and committed to clear communication from the first call to the final clean-up. We work around your schedule and keep you informed at every stage. 📍 Based in Basingstoke — covering Basingstoke, Winchester, Southampton, Andover, Newbury, Reading, and Greater London.

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  • Insulation Company in Portsmouth

    Smart, Sustainable, and Energy-Efficient Property Solutions. At DecoRen, we believe your property should do more than just look good—it should work smarter, save energy, and enhance your comfort while reducing costs. With over 25 years of experience, we specialize in energy-efficient construction, renovations, and property maintenance, helping homeowners, landlords, and businesses across the UK build a greener, more cost-effective future. Our Mission Our mission is simple: To create sustainable, energy-efficient, and high-performance properties that improve lives, lower energy costs, and reduce environmental impact. We achieve this by combining expert craftsmanship, cutting-edge technology, and a deep commitment to Passive House principles—ensuring that every project we undertake delivers lasting value, superior comfort, and maximum energy efficiency. Our Commitment to Sustainability & Energy Efficiency Your property is more than just a building—it’s an investment in the future. That’s why we focus on cutting-edge, energy-efficient solutions that help you: Lower energy bills with high-performance insulation and airtight designs Reduce your carbon footprint while enhancing comfort and style Future-proof your property with sustainable materials and smart technology Create healthier living and working spaces that last for generations Our Services – Designed for You - Passive House & Energy-Efficient Construction – Build smarter with sustainable, cost-saving techniques. - External Wall Insulation (EWI) – Improve insulation, refresh aesthetics, and cut heating costs. - Windows & Doors Supply & Installation – High-quality, triple-glazed, airtight solutions for ultimate energy savings. - Smart Home & Building Systems – Automate your property for optimal efficiency, security, and comfort. - Renovations & Refurbishments – Upgrade your space with modern, eco-friendly improvements. - Property Maintenance – Keep your property in top shape with reliable repairs and upkeep. Why Choose DecoRen Save on Energy Costs – Our expert solutions help you cut bills and increase efficiency. Tailored to Your Needs – Every project is customized to match your goals and budget. Sustainable & Future-Proof – We use eco-friendly materials and Passive House techniques for long-term value. Nationwide Expertise – Whether you’re in London or beyond, we’re here to help. 25+ Years of Experience – A trusted name in high-quality, energy-efficient property solutions.

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  • Insulation Company in Portsmouth

    Our team specialises in the safe, professional removal of spray foam insulation and the installation of high-quality, compliant insulation solutions. We don’t just remove the issue—we replace it with insulation that meets regulations, passes all checks, and ensures your property remains comfortable, efficient, and marketable. At Firmus, we pride ourselves on being straightforward, reliable, and focused on solutions. We know how stressful these situations can be, so our goal is to take the pressure off your shoulders and deliver a service you can trust.

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  • Insulation Company in Portsmouth

    We are a family company who have over 30 years experience within the Building Surveying, Building Maintenance and Civil Engineering sectors. We provide property management, building surveying and maintenance along with civil engineering. We provide day to day maintenance, refurbishment and upgrade works, empty property refurbishment, compliance including Fire Stopping and Doors, Compartmentation, Gas, Electrical, Fire Alarm and Water Hygiene. Mould Services, mould survey and treatment then corrective work to remove the issue, increase ventilation, heating, damp ingress or insulation etc Alongside these services we also provide internal and external cleaning including property deep clean, builders clean, Airbnb or new tenancy clean, clearance, full deep clean, internal or void clearance, general clean, window cleaning, gutter cleaning, jet washing and general gardening and clearing. Regular or one off at fixed prices. All types of property are covered, homes, Airbnb, communal areas, companies or offices and all clients domestic, blocks of flats and schools, commercial offices or factories. Our team are all vetted, hold clear valid DBS clearance, our work and team are fully insured, guaranteed and we all provide the highest quality service. Also available are electronic completion reports and site packs. All services are managed, inspected and signed off by our management team and we provide a high quality service at affordable realistic prices.

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  • Insulation Company in Portsmouth

    I am honest , reliable and hard working person. I am happy to help with many types of jobs .

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  • Insulation Company in Portsmouth

    From Handyman to small building & maintenace work.

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  • Insulation Company in Portsmouth

    I'm a hard working person ,whit a particular ability called "attention to the details",my work describe me.

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4.6

Top rated Insulation Companies

Our Insulation Companies in Portsmouth, are rated 4.6 out of 5 based on 13 reviews from customers like you.

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Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What types of services are offered by local insulation companies in Portsmouth?

Want to make your home more energy efficient? Insulation is a great place to start. But how can you find the right Portsmouth insulation company without spending hours searching?

Post your job for free on MyBuilder and we’ll share it with verified insulation companies in your area of Portsmouth.

With company profiles, customer reviews and the opportunity to request quotes, you’ll have everything you need to hire the right tradesperson for your job, all in one place

Insulation company services include:

  • Installing cavity wall insulation

  • Removing and refitting cavity wall insulation

  • Loft insulation

  • Under floor insulation

  • Internal wall insulation

  • Replacing or repairing insulation

It only takes a couple of clicks to post your insulation needs on MyBuilder today, and connect with a verified insulation installation company based in Portsmouth.

Average costs of insulation companies in Portsmouth

Investing in insulation pays off by giving you lower energy bills, but it’s just as important to understand the initial costs before you hire an insulation company near you.

The average cost to insulate a home is around £1,400, but this changes depending on the type of insulation you’re looking for:

Loft insulation is the cheapest way to add insulation to your home, and it can be done in most properties for between £300 and £1,400.

Solid wall insulation is more expensive, and can range from £7,000 up to £20,000 depending on the size of your home.

We have a helpful insulation cost guide with more pricing information. However, to get an accurate price, we recommend requesting detailed quotes from multiple insulation companies in Portsmouth. This way, you can compare what each service includes and how much they’ll cost.

Find an insulation company in Portsmouth on MyBuilder

Finding the right company to insulate your house can take a while, but MyBuilder can help to make the process quicker and easier. Just follow these simple steps.

Step 1: Post your insulation job on MyBuilder

Whether battling drafts, or tackling a complicated loft, all you need to do is post your job on MyBuilder today to find the right insulation company near you.

Once you’ve posted your job, we’ll send it to insulation companies in and around Portsmouth who can register their interest and availability.

Step 2: Browse different insulation companies

Once your job post receives interest, you can easily compare insulation companies by reviewing their profiles, past work, and customer feedback.

Homeowners can ask about their availability and request detailed quotes, helping you choose the right professional quickly.

Step 3: Hire with confidence

Once you have talked to different insulation companies on MyBuilder, you can feel more in control about who you hire. Only tradespeople who successfully complete these checks can join MyBuilder, giving you confidence that you're hiring the right professionals:

  • Company ID verification: We confirm that all tradespeople and companies on our platform have a properly registered business and valid identification.

  • Skills verification: We verify qualifications for regulated jobs and assess expertise through online skills checks for all tradespeople.

  • Staying up to standard: Our continuous monitoring and complaints process ensures that tradespeople who don’t meet our standards are promptly removed from MyBuilder.

We take care of the checks, so you can focus on getting your home insulated.

What to ask a Portsmouth insulation company before hiring.

Here are some of the key questions to ask a Portsmouth insulation company, along with the type of answers you should look for to ensure you hire the right professional.

How long have you been working in insulation, and what qualifications do you hold?

An insulation specialist in Portsmouth should clearly outline their years of industry experience and mention any relevant certifications or training. Look for qualifications that meet UK trade standards or recognised industry bodies.

Can you show me examples of similar projects you’ve completed in Portsmouth?

They should be able to provide photos, case studies, or addresses of completed work. Local examples demonstrate familiarity with building styles and conditions in your area. On MyBuilder you can browse pictures from tradespeople’s previous jobs.

Could you provide references from past clients?

If you want to feel certain you are hiring the right insulation company in Portsmouth, tradespeople will usually have contact details or written testimonials from satisfied customers in Portsmouth. This allows you to check their professionalism and work quality.

Do you have valid public liability insurance?

Every reputable specialist should hold current insurance to protect you and your property in case of accidents or damage.

When can you start, and how long will the insulation project take?

Expect a clear timeline that includes a start date and estimated completion time. This helps avoid delays and set realistic expectations.

Can you give me a written quote covering materials and labour?

A transparent insulation company should give you an itemised estimate so you know exactly what you’re paying for and can compare with other quotes.

It’s always best to talk to different Portsmouth insulation companies when hiring insulation specialists, so that you can compare. Read our helpful hiring guide for insulation specialists to help you find the right professional for your job.

FAQ: Common questions about insulation companies in Portsmouth

What do insulation companies do in Portsmouth?

Insulation companies in Portsmouth help keep homes and buildings comfortable by installing materials like fiberglass or spray foam that reduce heat loss and block drafts. They also help prevent moisture problems and lower heating and cooling costs.

How soon can I book insulation installation in Portsmouth?

Booking times vary by company, but you can often schedule installation within a few days to a couple of weeks. For urgent needs, it’s best to contact local Portsmouth insulation companies as early as possible.

Do insulation companies in Portsmouth need to be insured?

Professional Portsmouth insulation companies are usually licensed, bonded, and insured to protect both customers and workers during the insulation installation process.

Can insulation help reduce my energy bills in Portsmouth?

Yes, proper insulation improves energy efficiency by keeping heat in during winter and out during summer, leading to lower heating and cooling costs.

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