Venting

Ventomax Automatic Vent Opener $69.00
For fully automatic greenhouse ventilation. Opener works by means of solar energy. Automatically opens and closes at preset temperatures. Can be used in conjunction with any Halls roof vent.
Replacement Piston For Auto Openers $24.99
Greenhouse Roof Vents
If additional ventilation is needed, extra roof vents can be added. In stock for the following models: Popular 46: $79.00, Popular 86,106 & Supremes: $69.00 Silverline 86 & Silverline 108: $79.00
Greenhouse Louvre Windows $99.00
Add extra cross ventilation with a louvred side window. 5 adjustable slats. Easy to fit. Silver finish.

Venting

Ventomax Automatic Vent Opener $69.00
For fully automatic greenhouse ventilation. Opener works by means of solar energy. Automatically opens and closes at preset temperatures. Can be used in conjunction with any Halls roof vent.
Replacement Piston For Auto Openers $24.99
Greenhouse Roof Vents
If additional ventilation is needed, extra roof vents can be added. In stock for the following models: Popular 46: $79.00, Popular 86,106 & Supremes: $69.00 Silverline 86 & Silverline 108: $79.00
Greenhouse Louvre Windows $99.00
Add extra cross ventilation with a louvred side window. 5 adjustable slats. Easy to fit. Silver finish.