Replacement Roof Conservatory Cost Considerations: A Practical Guide
This article with share all the practical ins and outs of replacement conservatory roof costs, considerations, estimates, and more. Let's dive in.
When enhancing your home’s comfort, appearance, and energy efficiency, you need to look into investing in a replacement roof conservatory.
If your old roof is leaking or just outdated, replacing it with a more efficient and modern design can drastically improve your conservatory’s usability all year round. In this practical guide, we’ll cover everything you need to know—from the types of materials to installation costs and long-term benefits.
So, How Much Does a Replacement Roof Conservatory Cost?
The cost to replace a conservatory roof varies significantly, but you can generally expect to pay anywhere from a few thousand to tens of thousands of pounds.
You'll need to look at several factors like the size of the conservatory, the materials used, and the style of roof influence conservatory roof prices. For example, a 4m x 4m polycarbonate roof replacement could cost between £6,200 and £13,500. A solid conservatory roof made of tiles will cost around £7,000 and £20,000.
Check out our conservatory roof cost calculator for a more accurate figure on your next conservatory roof replacement project.
Why Consider a Conservatory Roof Replacement?
Conservatory roof replacement isn't simply about fixing an old roof in your home or busines. It's better to think of this as upgrading your home. It’s one of the most cost-effective ways to enhance your home’s insulation, reduce energy bills, and make the space more livable in all seasons. You’ll no longer dread sitting in an ice-cold conservatory during winter or sweating through the summer heat.
Here are some compelling reasons to consider a new roof:
Boosts energy efficiency, reducing monthly heating costs.
Enhances overall home value—great for resale.
Improves the appearance and durability of the structure.
Allows better temperature regulation and comfort.
What Affects the Cost of a Replacement?
When planning a conservatory roof replacement, there are several critical factors to keep in mind:
Roof material: Different materials like polycarbonate, glass, and tiled roofs come at different price points.
Size and shape: Larger conservatories obviously cost more to reroof.
Labour costs: Rates can vary by region and installer.
Additional features: Upgrades like insulation, roof vents, and skylights also increase the overall cost.
In short, the replacement roof conservatory cost can vary greatly—but we’ll help you understand what to expect.
Types of Conservatory Roofs and Estimates
There’s no one-size-fits-all when it comes to choosing the right conservatory roof.
Let’s look at the pros, cons, and cost implications of the three main types, so you can calculate how much your conservatory roof replacement might cost.
1) Polycarbonate Roofs
Polycarbonate conservatory roofs are often the most budget-friendly. These are made from lightweight plastic panels that are quick to install and provide basic shelter from the elements. However, they offer poor insulation, making the conservatory almost unusable during extreme weather.
Pros: Cheap, easy to install, lightweight.
Cons: Poor thermal and sound insulation, shorter lifespan.
Cost: Usually ranges from £2,000–£5,000 for replacement.
2) Glass Conservatory Roofs
Glass conservatory roofs are a step up in terms of both aesthetics and performance. They allow natural light to flood the space, making it feel larger and brighter. Many modern glass panels now include self-cleaning coatings and solar control features, adding to their efficiency.
Pros: Beautiful finish, great natural light, better insulation than polycarbonate.
Cons: Pricier, needs regular cleaning, can be heavy.
Cost: Typically between £3,000–£7,000, depending on glazing type.
3) Tiled Conservatory Roofs
Tiled conservatory roofs cost the most generally. But they are the gold standard if you’re looking for durability and top-notch thermal performance. These solid roof structures often transform the conservatory into a full-fledged room of the house.
Pros: Superior insulation, energy savings, long lifespan, stylish look.
Cons: Expensive, longer install time, might need structural reinforcement.
Cost: Generally ranges from £5,000 to £10,000 or more.
Conservatory Roof Materials
Selecting the right material for your conservatory roof replacement is crucial—not just for your budget, but for long-term satisfaction and efficiency.
1) Polycarbonate
These are the most affordable, but they don’t offer the insulation many homeowners desire. If your conservatory is only used during certain seasons or for storage, this might still be a practical choice.
2) Glass
Modern double- or triple-glazed glass roofs are designed to trap heat during winter and reflect solar rays in the summer. They create a comfortable atmosphere and add a high-end look to your home.
3) Tiled
Tiled roofs are often made with lightweight composite materials or even traditional slate or clay. They offer a real “extension” feel, with high insulation values and noise reduction. These roofs typically come with a plastered ceiling and optional lighting features.
When choosing materials, consider:
Energy efficiency
Noise insulation
Appearance and design
Maintenance levels
Longevity and warranty
Factors Affecting Conservatory Roof Replacement Costs
The replacement roof conservatory cost is influenced by multiple variables, and understanding these can help you plan your budget more effectively.
Roof Size: Larger conservatories obviously require more materials and labour.
Material Type: As outlined above, polycarbonate is cheapest, glass is mid-range, and tiled is premium.
Labour: Costs vary based on location, installer experience, and complexity of the job.
Extras: Don’t forget about additional items like:
It’s highly advisable to get multiple quotes to compare offers and find a balance between cost and quality.
Cost of Replacing a Conservatory Roof
The biggest question homeowners ask when considering a new conservatory roof is, “How much will it cost?” The truth is, the cost of replacing a conservatory roof varies depending on materials, size, and complexity. Here's what you can expect:
A basic polycarbonate roof replacement can cost between £2,000 and £5,000.
A mid-range glass conservatory roof replacement may fall between £3,000 and £7,000.
A high-end tiled conservatory roof replacement typically ranges from £5,000 to £10,000 or more.
These prices generally include the removal of the old roof, materials, installation, and finishing touches. However, depending on your property and specific requirements, prices could exceed the upper range—especially for custom builds or specialist features like roof lanterns or premium insulation.
Let’s break this down further:
Roof Type
Polycarbonate
Glass
Tiled
Estimated Replacement Cost
£2,000 – £5,000
£3,000 – £7,000
£5,000 – £10,000+
When considering the replacement roof conservatory cost, always account for the total investment—not just materials. The labour, permits, and added features like gutters, vents, and finishes all contribute to the final figure.
Benefits of Replacing Your Conservatory Roof
Now, let’s talk about why spending thousands on a new conservatory roof is worth it. The benefits of replacing your conservatory roof go well beyond aesthetics.
1) Improved Energy Efficiency
A poorly insulated roof is like an open window in winter. A new tiled or glass conservatory roof dramatically reduces heat loss. That means warmer winters, cooler summers, and lower energy bills all year round.
2) Increased Property Value
A well-designed and insulated conservatory can become a real asset to your home. Prospective buyers view it as usable living space rather than a neglected sunroom. The right roof can increase home value by thousands.
3) Enhanced Comfort and Usability
No more freezing in winter or sweating through the summer. With proper insulation, your conservatory becomes a functional lounge, office, dining area, or playroom—365 days a year.
4) Better Sound Insulation
Tired of hearing every drop of rain? Tiled and glass roofs offer much better sound insulation than older polycarbonate models, making for a more peaceful environment.
5) Reduced Maintenance
A new roof usually means less cleaning and fewer repairs. Many modern materials are weather-resistant, self-cleaning, and long-lasting.
In short, the benefits far outweigh the conservatory roof replacement costs in the long run.
Choosing the Right Conservatory Roof
Choosing the right roof is as important as replacing it. The wrong choice can lead to regrets, while the right one can offer long-term satisfaction and value.
Factors to Consider
Budget – How much are you comfortable spending
Functionality – Do you need year-round usability or just a summer retreat?
Energy Efficiency – Do you want better insulation?
Aesthetic Appeal – Do you want it to match the rest of your home?
Maintenance Requirements – How much upkeep are you willing to do?
Professional Guidance
A certified installer can walk you through options, show you material samples, and even use software to simulate how different roofs will look on your conservatory. They’ll also help you navigate planning permission and building regulations, ensuring everything is above board.
Choosing the right conservatory roof is about aligning your lifestyle with your investment. Don’t rush it—consult experts, compare options, and weigh the pros and cons carefully.
Conservatory Roof Replacement Process
Thinking of moving forward? Here’s what the conservatory roof replacement process usually looks like:
Step 1: Initial Consultation
A roofing specialist will visit your property, inspect the current roof, measure dimensions, and discuss your goals. They’ll then offer a detailed quote.
Step 2: Planning and Approval
If needed, they’ll help you submit applications for planning permission or building regulations approval. Not all projects need them, but many do—especially when replacing a glass or polycarbonate roof with a solid tiled roof.
Step 3: Roof Removal
The old structure is carefully dismantled and disposed of. Professionals will check the supporting structure to ensure it can handle the weight of the new roof.
Step 4: Installation
Your new roof—be it polycarbonate, glass, or tiled—will be installed. This typically takes 3–5 days depending on complexity.
Step 5: Finishing Touches
The ceiling may be plastered, lighting fixtures installed, and everything weather-sealed. You’ll also receive guidance on care and maintenance.
By hiring a reputable installer, the process should be smooth and efficient—ensuring minimal disruption to your household.
Finding a Specialist in Conservatory Roof Replacement
Choosing a contractor is arguably the most important part of the journey. The right installer will not only make the process stress-free but also ensure the best results.
What to Look For in a Specialist
Proven experience with conservatory roof replacement.
Certified with FENSA, CERTASS, or other recognised bodies.
Offers full insurance and warranty on both materials and labour.
Provides detailed, written quotes.
Transparent about timelines and responsibilities.
Tips for Choosing the Right Installer
Check reviews on Google, Trustpilot, or Checkatrade.
Ask to see previous installations or photos of completed work.
Ask for an initial calculation and bump off with your own estimates and budget.
Compare at least three quotes.
Make sure the company has public liability insurance.
Look for guarantees that cover workmanship for 10+ years.
By taking the time to find a trusted specialist, you protect your investment and ensure that your new roof is installed correctly and safely.
