Halls Greenhouses is a British company founded in 1936. They are based in Cheltenham, Gloucestershire and were the first in the world to mass produce greenhouses. Halls is closely associated with English gardening traditions and offers premium freestanding and lean-to greenhouses at reasonable prices.
You no longer have to worry about being home if weather conditions change unexpectedly with the Halls Roof Vent Automatic Opener. Your greenhouse will be constantly kept at an ideal temperature to help your plants grow even when no one is home. The automatic opener can be adjusted for different opening temperatures, and does not require batteries or electricity. Installing it is as simple as replacing the vent arms.
About The Greenhouse Connection LLC
The Greenhouse Connections was established in 1993 to connect gardeners who are looking for a ...