Do I need planning permission to put a balcony roof on my flat?

In many cases, yes, you’ll need [planning permission](https://www.checkatrade.com/blog/expert-advice/balcony-planning-permission/) to put a balcony roof on a flat. This is because flats rarely have permitted development rights. You may also need approval from the freeholder or management company. **Always check with your local council before work starts**.

What is the best material to cover a balcony roof?

Different balcony roof options include: - **Polycarbonate**: Affordable and lightweight - **Glass**: Modern look and good natural light - **Felt or GRP**: Strong weather protection An experienced balcony roof installer can advise on the best option based on weather exposure, weight limits and your building type.

How do you fully waterproof a balcony?

Proper waterproofing of a balcony needs: - Correct roof pitch for drainage - Sealed joints and flashing - Suitable membrane or roofing system - Drainage outlets or guttering Poor waterproofing can lead to leaks and structural damage. This is why hiring a qualified installer who knows what they're doing is key.

How to find skilled tradespeople for balcony roofing installation in [location]?

To help you find checked and reviewed tradespeople for balcony roofing installation in [location], consider these tips: - Read online reviews to determine their reputation and quality of work - Verify their public liability insurance, so you know they’re covered against any potential accidents or damages - [Get multiple quotes](https://www.checkatrade.com/post-a-job) from at least three tradespeople so you can compare prices and services - Use Checkatrade and **hire one of our approved members that have undergone up to 12 checks** so that you can hire with confidence

Balcony Roofing Installation in London (145)

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Adding a roof to your balcony is a game-changer if you want to make the space usable all year round.

But whether you decide on a lightweight canopy or a solid fixed roof, balcony roofing installation needs:

Careful planning for building rules
The right materials for waterproofing and weight restrictions
Correct drainage

Read on for everything you need to know about finding and hiring balcony roofing installation services covering London for a job done right.

Rather we do the searching for you? Try our quick request a quote feature, and we’ll put you in touch with balcony roofing installers covering your local area.

How much does balcony roofing installation cost in London?

Expect to pay between £1376 and £3529 , with an average cost of £2187.

That said, costs vary depending on:

Size
Materials – A basic polycarbonate canopy will cost a lot less than a solid flat roof structure
Access – Flats above ground level might cost more

Tip: Check out our balcony installation cost guide for a rundown on other price factors to consider.

Why install a roof over your balcony?

A well-installed balcony roof can:

Protect furniture from rain and wind
Reduce water damage to doors and walls
Improve privacy from neighbouring properties
Make the balcony usable in more weather conditions
Add practical value to your home

How can I cover a balcony roof?

A balcony roof can be covered using several different options, depending on the level of protection needed:

Polycarbonate or acrylic panels – Lightweight and affordable
Fixed glass roofs – Allows natural light while offering weather protection
Solid flat roof systems (felt or GRP) – Provides full rain protection and durability
Wood slatted pergola – Stylish and good for shade, but not weatherproof

An experienced installer should be able to recommend a suitable, long-lasting solution that’s right for your balcony, and budget.

What does balcony roofing installation involve?

Measuring the balcony and checking structural fixings
Assessing drainage and water runoff
Selecting suitable roofing materials (weight limits may apply)
Installing the roof frame and coverings
Sealing joints and waterproofing all edges
Final safety and weather checks once fitted
Planning approval visit (if needed)

Can I build a balcony roof myself?

In most cases, it’s not advised to attempt building a balcony roof yourself:

Planning permission and approvals may be required
Incorrect installation can cause leaks and water damage
Poor drainage may affect the property below
Structural fixings must be secure and weather-resistant
Working at height increases safety risks

That’s why most homeowners choose to hire an experienced installer to ensure the balcony roof is safe, weatherproofed, and compliant.

Why use Checkatrade?

Fully checked installers covering your local area
Insurance always listed
Easy to compare multiple profiles
Handy reviews from local customers
Covered by the Checkatrade Guarantee (T&Cs apply)

Looking for more tradespeople in London?

Find Checkatrade reviewed Tradespeople, get a quote today, discover related services in London and check out our latest home improvement guides.

Balcony Roofing Installation in London (145)

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Find Balcony Roofing Installation in London

How much does balcony roofing installation cost in London?

Why install a roof over your balcony?

How can I cover a balcony roof?

What does balcony roofing installation involve?

Can I build a balcony roof myself?

Why use Checkatrade?

Looking for more tradespeople in London?