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.
About Greenhouse Stores:
We offer a huge selection of high quality models and accessories from all of the leading brands and manufacturers in the glasshouse market today. We believe that gardeners need products that are made to last and won’t let them down, therefore we only have garden equipment for sale that we truly believe in and would happily use ourselves.
Visit Product PagePhone:
0800 098 8877
Email:
Sales@greenhousestores.co.uk
Location:
Mere Green Chambers,338 Lichfield Road,
Sutton Coldfield
B74 4BH