Helping you create your new conservatory
- Inception to completion the complete conservatory service.
- Add another room to the property without the frustration of planning.
- We help you design, then manufacture and install your new space.
- Upgrade your existing glass roof to more energy efficiency solid warm roof.
- Extensive 10+ year guarantees as standard.
Call for free no-obligation quote 01435 380 004
Expert Conservatory Design & Build in South East England
From Design to Finishing Touches
At River.ODP, we offer comprehensive services for your conservatory project – from initial design through construction to the final finishing touches. As experienced conservatory builders in East Sussex and the South East, we specialise in bespoke designs, house extensions, and complete design and build solutions.
Full-Service Conservatory Construction
As trusted conservatory builders in South East England, we handle every stage of your project:
- Initial consultation to understand your needs and property style
- Custom design to maximise natural light, space, and energy efficiency
- Expert construction using high-quality materials and modern techniques
- Perfect finishing touches for a seamless indoor-outdoor connection.
Whether you’re after a classic Edwardian conservatory, a Victorian-style garden room, or a modern glass extension, we bring your vision to life.
Why Choose River.ODP?
- Over a decade of experience in conservatory construction
- Fully tailored, high-performance designs
- Local expertise across East & West Sussex, Kent, and Surrey
- Professional, courteous team with strong customer reviews
Conservatory design
All our conservatory designs are fully custom and can be modified or created entirely from scratch to perfectly match your specific requirements.
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Discover the Right Conservatory Style for Your Home
Explore a variety of conservatory styles and shapes to suit your home, lifestyle, and space. From classic Victorian bays to modern lean-to designs, we offer tailored solutions that complement any property.
Looking for something unique? We also create bespoke conservatories designed around your exact needs – simply contact our team to discuss your ideas.
Lean-To
Edwardian
Edwardian Gable End
Victorian
Victorian P-Shape
Lean-To
from £9,335
Lean-To conservatory
The Lean-to Conservatory is one of the most popular and budget-friendly styles in the UK. Its low-pitch roof makes it ideal for single-storey homes or properties with height restrictions.
✅ Sleek, minimal design that suits modern and traditional homes
✅ Fast to install and highly cost-effective
✅ Can run the full width of your property or serve as a compact porch
✅ Perfect as a garden room with open views to your outdoor space
✅ Built to order using durable, low-maintenance materials
Prices start from around £9,335 for a 3x3m lean-to conservatory.
Edwardian
from £11,000
The Edwardian conservatory
The Edwardian conservatory is one of the most popular and versatile styles in the UK, perfect for both modern and traditional homes.
✅ Symmetrical shape ideal for maximising floor space
✅ Suits use as a living room extension or even a freestanding garden room (hip-back design)
✅ Elegant pitched roof allows for features like central lighting and decorative finials
✅ Can include floor-to-ceiling glazing and fully glazed roof for uninterrupted garden views
✅ Complements a wide range of property styles
⚠️ Note: Fully glazed Edwardian conservatories may get hot in summer. This can be easily resolved with a warm roof upgrade, which improves insulation and comfort all year round – even on existing conservatories.
The average cost of a 3x3m Edwardian conservatory starts at approximately £11,000, depending on roof and glazing choices.
Edwardian Gable End
from £11,000
the Edwardian gable end conservatory
The Edwardian Gable-End conservatory offers all the benefits of the classic Edwardian style, with a striking glazed gable that adds character and enhances natural light.
✅ Features a fully glazed triangular gable section under the roof for a bright, open feel
✅ Vaulted ceiling creates an impressive sense of height and space
✅ Ideal for homeowners looking for a more dramatic, light-filled design
✅ Compatible with warm roof systems for improved insulation and year-round comfort
✅ Customisable with bespoke layouts and glazing options to complement your home
Many homeowners choose this design with a warm roof and gable apex glass, combining energy efficiency with elegant styling.
✨ Looking for a bold statement conservatory with practical benefits? The gable-end Edwardian is a perfect choice.
The cost for this elegant gable-end style starts from around £11,000+, depending on size and materials.
Victorian
from £10,500
The Victorian conservatory
The Victorian conservatory is a timeless design known for its elegant curves and flexibility – ideal for both tight spaces and statement garden rooms.
✅ Available with 3 or 5 faceted fronts for a distinctive rounded shape
✅ Perfect for awkward corners or to enjoy panoramic views of your garden
✅ Commonly paired with glass or polycarbonate roofs, but works beautifully with a warm roof and skylights for modern comfort
✅ Suitable for traditional or contemporary homes alike
✅ Windows and doors can be full-height or built on a low brick wall (approx. 600mm) – perfect for adding a window board for décor or plants
This style blends heritage character with practical features, creating a bright, inviting living space that adds real value to your home.
A typical 3x3m Victorian conservatory cost starts from £10,500, with variations based on roof type and layout.
Victorian P-Shape
from £16,000
the Victorian P-shape conservatory
The Victorian P-shape conservatory combines the elegance of a Victorian design with the practicality of extended space – ideal for larger properties or gardens with irregular layouts.
✅ Unique P-shaped layout offers distinct zones within a single structure
✅ Perfect for creating multifunctional spaces – such as dining, lounging, or relaxing areas
✅ Customisable roof styles and pitches to match your home
✅ Great for maximising space along wider walls or wrapping around the rear of a property
✅ Works well with mixed materials – e.g. warm roof on one side, glazed roof on the other
Many homeowners use the Victorian end for a warm, cosy dining area and the second zone as a bright garden room with panoramic views – ideal for entertaining or unwinding.
Due to its larger, more complex layout, the cost of a Victorian P-shape conservatory generally starts from £16,000+.
Year-Round Comfort with Energy-Efficient Conservatories from River.ODP
Warm roof solution, double glazing and more
At River.ODP, we specialize in elegant conservatories that provide comfort throughout the year. As expert conservatory builders, we offer energy-efficient options including solid roof conservatories, replacement roofs, and fully insulated glass designs to ensure optimal thermal regulation in all seasons.
Whether you seek a bespoke conservatory extension or a seamless addition to your home, our comprehensive design consultation will guide you through every step.
We offer a range of thermal performance solutions:
✅ Solid roof conservatories – improve insulation and reduce heat loss
✅ Replacement roofs – upgrade your existing conservatory for better year-round use
✅ Fully insulated glazing – maximise light while maintaining energy efficiency
Which Roof Is Best for My Conservatory?
Glass Conservatory Roof
Glass conservatory roofs are a popular choice, featuring argon gas-filled double-glazed units and a self-cleaning transparent membrane (available in blue, clear, or bronze tint).
Pros:
- Maximizes natural light.
- Offers expansive views.
- Quickest to install.
- Most cost-effective option.
Cons:
- Less effective for soundproofing in heavy weather.
- Can become very hot on sunny days and colder in winter (argon gas helps but doesn’t eliminate these effects as well as other roof options).
For a free no-obligation quote contact us or call 01435 380 004
Hybrid conservatory roofs
Hybrid conservatory roofs provide exceptional flexibility and customization in roofing systems. Commonly, they feature a combination of glass and other materials like composite tiles, rubber EPDM membrane, fiberglass, or lead on flat or pitched roofs.
Pros:
- Highly versatile, allowing creative design and material choices.
- Maintains an outdoor feel while being functional and temperate.
- Offers better thermal efficiency than fully glazed roofs.
Cons:
- Potentially the most expensive, depending on materials.
- May take longer to install and have a longer lead time than fully glazed roofs.
For a free no-obligation quote contact us or call 01435 380 004
Warm roof for conservatory
The Warm Roof is the most practical roofing option, designed to keep your conservatory warm in winter and cool in summer for year-round comfort. It transforms a conservatory into a permanent, highly functional living space. Suitable for new conservatories, roof replacements, and refurbishment projects.
Pros:
- Converts a conservatory into a practical, permanent living space.
- Offers the highest thermal efficiency.
- Interior plaster finish gives the feel of an additional room.
- Stylish with excellent soundproofing.
Cons:
- Generally the most expensive option.
- Takes longer to install than glazed roofs.
- Not suitable for all conservatory shapes.
Call for free no-obligation quote +44 1435 380 004
or register your interest on contact page.
Do I Need Planning Permission for My Conservatory?
When planning to build a conservatory in the UK, obtaining the necessary planning permissions and adhering to building regulations is essential.
Planning Permission:
Building Regulations:
Meeting these requirements ensures your conservatory is both a beautiful and legally compliant addition to your home. Proper ventilation, glazing, and heating systems are essential to meet these standards. For detailed guidance, consult your local authority or a professional conservatory builder.
Planning Permission:
- Typically required if your conservatory exceeds specific size limits or impacts your neighbors.
- Rules vary, so check with your local planning authority.
Building Regulations:
- Ensure structural stability, energy efficiency, and safety.
- Cover aspects such as proper ventilation, glazing, and heating systems.
Meeting these requirements ensures your conservatory is both a beautiful and legally compliant addition to your home. Proper ventilation, glazing, and heating systems are essential to meet these standards. For detailed guidance, consult your local authority or a professional conservatory builder.
Frame colour options
A wide range of conservatory frame colours to suit any style of home. Choose from traditional white to a striking English oak effect that makes a conservatory look stylish and traditional.
High quality installations across South UK
Conservatories & Orangeries for South East homeowners
East Sussex: Conservatory Installation Alfriston Conservatory Installation Arundel Conservatory Installation Bexhill on Sea Conservatory Installation Brighton and Hove Conservatory Installation Burgess Hill Conservatory Installation Crowborough Conservatory Installation East Dean Conservatory Installation Eastbourne Conservatory Installation Fairlight Conservatory Installation Forest Row Conservatory Installation Glynde Conservatory Installation Hailsham Conservatory Installation Hastings Conservatory Installation Haywards Heath Conservatory Installation Heathfield Conservatory Installation Horam Conservatory Installation Lewes Conservatory Installation Mayfield Conservatory Installation Newhaven Conservatory Installation Peacehaven Conservatory Installation Pevensey Conservatory Installation Polegate Conservatory Installation Portslade by Sea Conservatory Installation Robertsbridge Conservatory Installation Rye Conservatory Installation Seaford Conservatory Installation Shoreham by Sea Conservatory Installation Ticehurst Conservatory Installation Uckfield Conservatory Installation Wadhurst Conservatory Installation Ringmer West Sussex: Conservatory Installation Amberley Conservatory Installation Angmering Conservatory Installation Billingshurst Conservatory Installation Bognor Regis Conservatory Installation Burgess Hill Conservatory Installation Chichester Conservatory Installation Crawley Conservatory Installation East Grinstead Conservatory Installation East Wittering Conservatory Installation Findon Conservatory Installation Hassocks Conservatory Installation Haywards Heath Conservatory Installation Henfield Conservatory Installation Horsham Conservatory Installation Hurstpierpoint Conservatory Installation Lindfield Conservatory Installation Littlehampton Conservatory Installation Midhurst Conservatory Installation Petworth Conservatory Installation Pulborough Conservatory Installation Selsey Conservatory Installation Shoreham-by-Sea Conservatory Installation Southwater Conservatory Installation Southwick Conservatory Installation Steyning Conservatory Installation Storrington Conservatory Installation West Chiltington Common Conservatory Installation Westergate Conservatory Installation Worthing Kent: Conservatory Installation Ashford Conservatory Installation Canterbury Conservatory Installation Chatham Conservatory Installation Cranbrook Conservatory Installation Dartford Conservatory Installation Deal Conservatory Installation Dover Conservatory Installation Edenbridge Conservatory Installation Folkestone Conservatory Installation Gillingham Conservatory Installation Gravesend Conservatory Installation Herne Bay Conservatory Installation Hythe Conservatory Installation Lenham Conservatory Installation Maidstone Conservatory Installation Margate Conservatory Installation Northfleet Conservatory Installation Ramsgate Conservatory Installation Rochester Conservatory Installation Royal Tunbridge Wells Conservatory Installation Sandwich Conservatory Installation Sevenoaks Conservatory Installation Sittingbourne Conservatory Installation Staplehurst Conservatory Installation Tenterden Conservatory Installation Tonbridge Conservatory Installation West Malling Conservatory Installation Whitstable Surrey: Conservatory Installation Addlestone Conservatory Installation Ashford Conservatory Installation Ashtead Conservatory Installation Banstead Conservatory Installation Camberley Conservatory Installation Caterham Conservatory Installation Chertsey Conservatory Installation Cobham Conservatory Installation Cranleigh Conservatory Installation Dorking Conservatory Installation Egham Conservatory Installation Esher Conservatory Installation Epsom Conservatory Installation Ewell Conservatory Installation Farnham Conservatory Installation Frimley Conservatory Installation Godalming Conservatory Installation Guildford Conservatory Installation Haslemere Conservatory Installation Horley Conservatory Installation Leatherhead Conservatory Installation Lightwater Conservatory Installation Redhill Conservatory Installation Reigate Conservatory Installation Shere Conservatory Installation Staines Conservatory Installation Walton on Thames Conservatory Installation Weybridge Conservatory Installation Windlesham Conservatory Installation Woking
At River.ODP, we pride ourselves on our professional installations and highly qualified builders. Our expertise spans a wide range of property upgrades, from installing stylish new conservatories to replacing windows and doors, all executed to the highest standards.
Based in Hailsham, we serve the South East of England, including:
- East Sussex: Major towns and cities such as Brighton, Hove, Eastbourne, Hastings, and Lewes, as well as charming smaller locations including Hailsham, Battle, Mayfield, Rye, Forest Row, Crowborough, Uckfield, Heathfield, Newhaven, Peacehaven, Seaford, Bexhill-on-Sea, Wadhurst, Robertsbridge, Pevensey, Ticehurst, Alfriston, Horam, Ringmer, Polegate, Glynde, Fairlight, and East Dean.
- West Sussex: Serving larger areas like Worthing, Crawley, Chichester, and Horsham, alongside smaller towns and villages such as Arundel, Haywards Heath, Steyning, Midhurst, Pulborough, Petworth, Shoreham-by-Sea, Burgess Hill, Henfield, Billingshurst, East Grinstead, Hassocks, Lindfield, Selsey, Southwater, Angmering, Amberley, and Findon.
- Kent: Covering well-known cities and towns like Maidstone, Canterbury, Tunbridge Wells, and Ashford, along with coastal and smaller towns such as Whitstable, Folkestone, Herne Bay, Sevenoaks, Tonbridge, Tenterden, Deal, Cranbrook, Sandwich, Sittingbourne, Hythe, Edenbridge, West Malling, Staplehurst, and Lenham.
- Surrey: Extending services to major towns like Guildford, Farnham, Epsom, Woking, Reigate, and Horley, along with nearby villages and smaller communities such as Godalming, Dorking, Haslemere, Leatherhead, Camberley, Chertsey, Cranleigh, Redhill, Banstead, Lightwater, Windlesham, Frimley, and Shere.
This expanded list provides a fuller picture of each region, covering prominent locations as well as smaller towns and villages to represent the breadth of River ODP’s service areas across South East England.
For inspiration on your next home improvement project, explore some of our recently completed projects below.
Contact us today for a consultation and start your journey towards an energy-efficient, sound-reducing, and stylish addition to your home, built to last for years.
Explore our gallery of Conservatories
FAQ
A conservatory is a room that is attached to a house, usually made of uPVC, timber or aluminium frames with a glass or polycarbonate roof, designed to allow natural light to enter. They are typically used as a sunroom, garden room, or an additional living space for a dining room, extension to kitchens or just for your personal space.
A conservatory can add value to your home, create extra living space, provide a unique space for relaxation and entertainment, adding large openings to suit French doors or bi-folds enables you to blend in seamlessly with your outdoor space. Conservatories main contribution is to increase the amount of natural light in your home and reduce the amount of light reduced from extending off an existing room.
There are many different types of conservatories, including Lean-To, Edwardian, Victorian, Gable fronted, and bespoke. Each has its own unique features and benefits, and can be customized to fit the homeowner’s specific needs and budget.
The time it takes to build a conservatory depends on the size and complexity of the design, weather your planning on adding dwarf or full height walls or if your able to use an existing foundations. On average, it takes between one to six weeks to build a conservatory.
In many cases, planning permission is not required for a conservatory. However, if you live in a listed building, a conservation area, or a national park, or you wish to remove any doors leading into a conservatory from the original building you may need to obtain planning permission. It’s always best to check with your local council before starting any work.
The most common materials used to build conservatories are uPVC, timber, and aluminium. The choice of material depends on the homeowner’s preference, budget and the style of the conservatory.
The cost of a conservatory varies depending on the size, style, and materials used. On average, a conservatory can cost between £6,000 and £40,000.
Conservatories require minimal maintenance. Cleaning the glass or polycarbonate regularly and keeping the gutters clear of debris is usually all that is required.
Provided adequate heating and airflow are provided, a conservatories can be used most year round. The technology used in todays market means Double glazing and profiles used offer maximum achievable thermal insulation & coatings which helps deflect heat away during the summer & reflect heat back into the room in the winter. Also underfloor heating is another means to generate heat into the room.
Yes, conservatories can add value to a home. A well-designed conservatory that complements the style of the house can increase the home’s value and make it more attractive to potential buyers.
We River.ODP building company are situated in Eastbourne/Hailsham and carry out conservatory installations around East Sussex, Kent, Surrey – South UK. As professional orangery builders and conservatory contractor, we can travel to any location in the UK if needed.
River.ODP, an experienced building company and conservatory contractor, designs and builds these conservatories to the highest standards. We proudly serve a wide range of East Sussex, West Sussex, Kent and Surrey areas, including:
Ashford, Kent | Bexhill-on-Sea, East Sussex | Bognor Regis, West Sussex | Brighton and Hove, East Sussex | Burgess Hill, East Sussex | Camberley, Surrey | Canterbury, Kent | Caterham, Surrey | Chatham, Kent | Chichester, West Sussex | Cobham, Surrey | Crawley, West Sussex | Crowborough, East Sussex | Dartford, Kent | Deal, Kent | Dover, Kent | East Grinstead, West Sussex | Eastbourne, East Sussex | Egham, Surrey | Epsom, Surrey | Esher, Surrey | Ewell, Surrey | Farnham, Surrey | Folkestone, Kent | Frimley, Surrey | Gillingham, Kent | Godalming, Surrey | Gravesend, Kent | Guildford, Surrey | Hailsham, East Sussex | Hastings, East Sussex | Haywards Heath, West Sussex | Herne Bay, Kent | Horley, Surrey | Horsham, West Sussex | Leatherhead, Surrey | Lewes, East Sussex | Littlehampton, West Sussex | Maidstone, Kent | Margate, Kent | Newhaven, East Sussex | Northfleet, Kent | Peacehaven, East Sussex | Portslade by Sea, East Sussex | Ramsgate, Kent | Redhill, Surrey | Reigate, Surrey | Rochester, Kent | Royal Tunbridge Wells, Kent | Seaford, East Sussex | Sevenoaks, Kent | Shoreham by Sea, West Sussex | Sittingbourne, Kent | Staines, Surrey | Tonbridge, Kent | Uckfield, East Sussex | Walton-on-Thames, Surrey | Weybridge, Surrey | Whitstable, Kent | Woking, Surrey | Worthing, West Sussex and surrounding areas.
Get in Touch
Call for free no-obligation quote +44 1435 380 004
or register your interest on contact page.