Choice of  Four Main Window Designs with 16 Different Options, Simple to Install, No Specialist Tools or Skills Required, Will fit to 99% of all Timber Outbuildings including, Felt, EPDM Rubber Roofs, Shingles, Activents are the Only Roof Windows and Skylights Specifically Designed for Sheds, Summerhouses, Log Cabins, Workshops, Beach Huts, Garden Office, Gyms, Pub Sheds, Man Caves, She Sheds and More!

Due to unpresidented demand and Supplier shortages we are currently awaiting new stocks of sealed units for the K5 and K6 Double Glazed Opening Versions, (We have plenty of the K3 and K4 Fixed Double Glazed Skylights and Single Glazed Glass opening ). Our frist deliveries are due 30/07/2021 Please send us an email and we will let you know immediately these are available again.

We also Offer the Onduline and Coroline Roof Windows, With our Unique Options to Upgrade to a Solid Brass Screw Jack or Auto-Vent, Designed for Sheds, Summerhouses, Log Cabins, Workshops, Beach Huts, Garden Office, Gyms, Pub Sheds, Man Caves, She Sheds and More!

Still unsure about a Product? Then give us a call, or drop us an e-mail, we are always pleased to help any with any enquiries, from delivery to installation. 

OR Click on the New Configuer Your Activent Button Below.

We supply windows to trade dealers across the UK and Europe. Contact Us

Go to our Frequently Asked Questions Page or Send an email if you are not sure about anything.

All of Our Products are Available Direct from our online shop

or eBay and Amazon

Accessories to fit all New and Existing Timber Buildings, including Sheds, Summerhouses, Log Cabins, Work shops, Potting Sheds, Man Caves, She Caves, Gyms, Hobby Rooms, Play Rooms, Home Offices, Store Rooms, Pub Sheds, Garden Rooms, and so much more!