We are open Monday-Saturday 9am-5.30pm and Sundays 10am-4.30pm
Please feel free to come and visit our showsite, alternatively if you would like to make an appointment please call or email us.
To discuss your requirements or for further information please call 01403 255456
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Interested in a Conservatory or Solid Roof Extension?
Quotes – register your interest in a survey and quote
Brochures 
can be emailed to you – Request one here
Looking for a Garden building?
Quotes – we can provide detailed prices and quotes for installation and bases – get in touch to discuss.
Brochures can be emailed to you – Request one here
Hilliers Garden Centre, Brighton Rd, Horsham, RH13 6QA
Call our friendly team 7 days a week for help and advice
Mon - Fri 09:00 - 17:30
Saturday - 09:00 - 17:00
Sunday - 10:00 - 16:30
Watch our showcentre video
We are an independent family run company and have been operating within Sussex, Surrey & Kent since 1989. We have installed 1000’s of conservatories and garden buildings during this time and operate one of the largest showcentres in the South East.
A visit to our showcentre in Horsham is the best way to experience our product ranges
You’ll find up to 80 buildings on display at any one time at the Cousins showcentre.
Conservatories, Orangeries & Extensions
We have 6 conservatory style buildings on display, each with a different finish, designed to maximise and showcase as many of the options available.
Garden Buildings
With up to 75 display buildings on display at any one time we really do have something for everyone. From sheds and garden storage to summerhouses and garden rooms, we’re proud to work with 8 different suppliers and all our products are made in the UK.
We have the largest display of Greenhouses anywhere in the South East with more options on display than you could care to imagine.
Arrange a personal appointment
If you’re looking to add a conservatory, orangery or extension to your property but want to ask some questions prior to arranging a free site survey and quotation why not book a free personal appointment with a member of our team.
Discuss your requirements and get your questions answered..
With over 20 years of expertise in the industry our team are happy to assist you with every aspect of your project.
To book a time to see us please call 01403 255456 or complete our booking form and a member of the team will get back to you to confirm an appointment.
You’ll find our showcentre at Hilliers Garden Centre on Brighton Road in Horsham. Our full address is Cousins Conservatories & Garden Buildings, Brighton Road, Horsham RH13 6QA.
You can click here for directions to us.
Here’s a Powershed (6′ x 4′) storage shed we installed for a customer in Haywards Heath, West Sussex. If you are interested in a Powershed
Our new display Powersheds Pub Shed has had a makeover with aa little help from our favourite local Brewery Firebird. Come and see our display
Here’s a new PVCu window project for a customer in Henfield, West Sussex. Works included the careful removal and disposal of the existing doors and
Here’s a Powershed (6′ x 4′) storage shed we installed for a customer in Haywards Heath, West Sussex. This project involved the construction of a
Here’s an installation of a bespoke 10’ x 10’ Malvern Newland Corner Summerhouse that we installed for a customer Cheam, Surrey. This building is also
Here’s a 8’ x 6’ Albany Major Pent Shed 8′ x 6′ that we installed for a customer in Horsham, West Sussex. 8’ x 6’
Here’s an installation of a Regency Wingrove Summerhouse (8’ x 6’) that we recently completed in Shoreham, West Sussex. Visit our showcentre to see the
Here’s a Regency Notton (12′ x 8′) Shed that we recently installed for a customer in Horsham, West Sussex. This large garden shed was made
This is a recently installed re-enforced concrete greenhouse base, with brick surround for extra strength, that we installed for a customer in East Grinstead. We
We are open Mon – Sat: 9am to 5:30pm, Sun: 10am to 4:30pm and we are also open every Bank Holiday from 9am to 5:30pm
We are based at Hilliers Garden Centre on Brighton Road in Horsham. Our full address is Cousins Conservatories & Garden Buildings, Brighton Road, Horsham RH13 6QA.
You can click here for directions to us.
We have six display conservatories that feature most of the different configurations that we offer. This includes glass roofs, solid tiled roofs, partially glazed roofs, glass to ground and dwarf walls.
You can click here for directions to us.
We also have up to 80 garden buildings on display at any one time. This includes sheds to summerhouses, garden rooms, log cabins and home offices as well as the South East’s largest display of greenhouses.
You can click here for directions to us.
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