Plastic construction.
Fixed to outside of exterior wall
Air operated
Colour: white, brown, costwold stone (beige).
Grey now only available in 100mm and 150mm
Available sizes: 100, 125, 150mm...
External Aluminum Gravity shutters for heavy duty external use..
Select the size above to fit your plate fan or duct diameter.
200mm version: overall size is 267mm x 267mm
250mm version: overall si...
This grille is manufactured from aluminium cast, with a light green finish, the old cast iron design of this grille makes it more suitable for the older style properties
To suit 100mm to 150mm duct...
Designed to be installed from inside a building through a cored out 115mm hole drilled through brickwork, where it is difficult to gain access from outside.
Easy cut to length.
4 sealing rings pro...
External Round Louvre Grille.
Available in White, Grey, Brown & Cotswold stone (Beige) .
Suitable for fitting in soffits for external extract.
** Please note that not all colours and sizes come s...
External weather louvres, (38 mm blade pitch)
Ideal for use on the external walls of a building for intake or
extract air, the 45 deg blades are fixed at 38mm centres and
have excellent integral ra...
Depending on its application, the Metal Circular Grille can be used as an external grille of an air intake or roof vent. The grille is provided with screw holes for mounting.
Available in sizes 100...
Plastic External Louvre shutters.
These are general use shutters for the outside of premises.
Suitable for all types of fan.
The louvres close when the fan is not in use to stop back drafts.
Avail...
External Aluminum Louvre shutters for heavy duty external use..
This is a 500mm version only,
The PER-CR units are different from the PER-CN shutters as they open all together at the same time,
Th...
External Aluminum Louvre shutters for heavy duty external use..
This is a 630mm version only,
The PER-CR units are different from the PER-CN shutters as they open all together at the same time,
Th...
External Aluminum Louvre shutters for heavy duty external use..
The PER-CR units are different from the PER-CN shutters as they open all together at the same time,
The PER-CN shutter are all individ...
Wall mounted intake and outtake grilles are made of galvanized or aluminium sheet.
They are composed of lateral profiles, lamellas and proper corners and of a steel mesh protecting against insects an...
The USUF external grille is made of acid-proof sheet metal and suitable for wall mounting using screws. The high housing and slanting lamellae provide protection against rainfall, and the detachable m...
Weatherproof Cowl for external walls, Stops drafts blowing back into the building.
Available in a kit form HERE
Internal flap to stop backdrafts
Can also be used with a backdraft damper for maximu...
Weatherproof Cowl for external walls, Stops drafts blowing back into the building.
Comes complete with Padded flaps and a rubber seal to stop unwanted noise and water getting into your house, If yo...