Click this messge to hide it.
Minimum base sizes
12ft 9in wide Greenhouses - External Base Sizes
We recommend that your base should be no smaller than the minimum base size listed below and no more than a few inches larger.
The first dimension listed is the external width and the second dimension is the external length. The width refers to the angled gable wall.
12'9" x 6'6" GREENHOUSE
Minimum external base size 3877mm wide x 1987mm long
12'9" x 8'7" GREENHOUSE
Minimum external base size 3877mm wide x 2606mm long
12'9" x 10'7" GREENHOUSE
Minimum external base size 3877mm wide x 3236mm long
12'9" x 12'8" GREENHOUSE
Minimum external base size 3877mm wide x 3866mm long
12'9" x 14'9" GREENHOUSE
Minimum external base size 3877mm wide x 4507mm long
12'9" x 16'10" GREENHOUSE
Minimum external base size 3877mm wide x 5126mm long
12'9" x 18'11" GREENHOUSE
Minimum external base size 3877mm wide x 5756mm long
12'9" x 20'11" GREENHOUSE
Minimum external base size 3877mm wide x 6386mm long
12'9" x 23'0" GREENHOUSE
Minimum external base size 3877mm wide x 7027mm long
12'9" x 25'1" GREENHOUSE
Minimum external base size 3877mm wide x 7646mm long