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Chains & Openers
250mm Chain Opener
400mm Chain Opener
Slimline Chain Opener
Screwjack
Locking Opener
Fork & Swivel
Chain Unit Fitting Kit
For use with Manual Window Controls, The junction box is used when the conduit run needs to be split to open multiple vents, would be used with Chain Openers and Locking Openers.
B4 Fixing Plate
£2.65 Select optionsSpring Stop (138087)
£2.99 Add to cart400mm Chain Opener (213242)
£49.99 Select optionsSquare Stop (71631F)
£2.99 Add to cartXL Midi Operator (XL714600)
£44.99 – £53.98 Select optionsMidi Fitting Kit (89756)
£4.90 Select options