A home will have rooms which flow in certain ways, a custom-built extension will help to open up the various living areas, improving circulation through your house, as well as creating strong connections with your garden. Only an external office or study with incidentals may be built without planning permission. The options are endless, so why not give us a call and tell us about your dream room. Bespoke Garden Room Projects Crown Pavilions has a vast portfolio of custom-built gardens. If you are looking to expand your home with a outdoor movie theatre, a summer home or a garden office, we are sure that we can inspire you together and build a garden space you will be proud of. Our expert team uses high-quality materials, such as SIP panels, to ensure superior insulation and energy efficiency. Get to know us better by taking a look at some of our pictures.