*Update November 2023*

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 / Garden Office?

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

Cousins Conservatories & Garden Buildings

Hilliers Garden Centre, Brighton Rd, Horsham, RH13 6QA

01403 255 456

Call our friendly team 7 days a week for help and advice

Open 7 Days a Week

Mon - Fri 09:00 - 17:30
Saturday - 09:00 - 17:00
Sunday - 10:00 - 16:30

Our Portfolio

View our portfolio of Conservatory, Orangeries, Extensions, Windows, Doors 

& Garden Building Installations.

All our case studies include detailed information about the products and technical details necessary for the installation.

LivinRoof Solid Roof Conservatory Extension in Newhaven East Sussex - Shephard

Extensions & Traditional Conservatories

Power Log Cabin 12ft x 8ft Installation in Crawley West Sussex - Guest

Sheds, Home Offices, Greenhouse & more

Frequently asked questions

Cousins Conservatories has been in operation since 1990 and we have installed over 2000 conservatories and nearly eight times as many garden buildings.

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.