Greenwood S series trickle vent window ventilators are available in various sizes, see variations table below. Bottom operation. Integral fly screen.
Suits Timber, UPVC and Aluminium.
Specifica...
This pair of spiral balances are light duty, economical, general purpose balances which are perfect for domestic or commercial applications with a maximum weight of 18.1kgs / 40lbs...
This pair of spiral balances are light duty, economical, general purpose balances which are perfect for domestic or commercial applications with a maximum weight of 13.6kgs.