Elite Spacers Pack of 6
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Halls Automatic Roof Vent Opener
Buy this Halls Automatic Roof Vent Opener to automatically open your greenhouse roof vents to effectively ventilate your greenhouse and prevent excess humidity.
The autovent`s cylinder is filled with wax that liquefies as it heats up, automatically opening your roof vent and then closing it as the temperature drops later in the day.
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0800 098 8877
Buy this Halls Automatic Roof Vent Opener to automatically open your greenhouse roof vents to effectively ventilate your greenhouse and prevent excess humidity.
The autovent`s cylinder is filled with wax that liquefies as it heats up, automatically opening your roof vent and then closing it as the temperature drops later in the day.
4.44
Based on 9 reviews
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Halls Automatic Roof Vent Opener
Excellent service and the vent opener works perfectly
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Replacement Greenhouse Acrylic Panels 610mm x 610mm (5x panel Pack)
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Halls Automatic Roof Vent Opener
not easy to fit as screws are very small
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