Table of Contents
What MIL is best for greenhouse?
6 mil
One-year co-poly film is available in 3, 4 and 6 mil thickness. Three or 4 mil film is common for one year use on narrow tunnels and overwintering houses. Greenhouse grade material, only available in 6 mil thickness, is best for multi-year applications.
How thick should my greenhouse plastic be?
When selecting a plastic greenhouse covering, you should choose a thickness of at least 6 mil. This is the benchmark standard set by the NCRS because it is meant to last 4 years or longer. There are other sizes available with more or less thickness, but 6 mil is the average thickness of a heavy-duty greenhouse film.
What is the best sheeting for greenhouse?
Polycarbonate plastic is considered as one of the best greenhouse covering materials. This plastic is a twin or double-wall made of Polyethylene plastic. If maintained properly, this type of covering can last for ten years or more. Year-round gardening is easy because of the heat and humidity-retaining feature.
Will 4 mil plastic work for greenhouse?
For most single-season applications, 3mil or 4mil is just fine. It’s a great choice for high arched structures, overwintering plants, or single-season use. However, when you’re building a greenhouse that needs to withstand multiple seasons, you’re likely going to want the heavier option of 6mil plastic.
What is the best material to build a greenhouse?
Lumber, PVC pipes, aluminum and galvanized steel are often used to make greenhouse frames. Wooden greenhouses are beautiful, but high humidity and dampness can cause rotting. Use a moisture and rot-resistant timber such as cedar and a ground contact-rated wood for the foundation.
Is 6mm polycarbonate good for greenhouses?
Our 6mm twinwall polycarbonate offers the same high impact resistance, excellent heat retention and 80% light transmission as the standard 8mm material. Thinner profile is perfect for hobby greenhouses or patio coverings.
Can I use 6 mil plastic for greenhouse?
6 Mil Thickness Our 6 mil clear plastic for greenhouses is tough and durable. Made from premium polyethylene plastic sheeting, our green house plastic creates an optimal greenhouse environment.
What thickness polycarbonate is best for a greenhouse?
3mm
When selecting your polycarbonate greenhouse sheets we recommend a minimum gauge of 3mm for adequate rigidity. This is because some customers have told us 2mm thick polycarbonate can be ‘too bendy’ particularly on larger panel sizes.
How thick should polycarbonate be for a greenhouse roof?
If you’re using polycarbonate, we recommend a minimum thickness of 3mm for applications such as replacing shed windows to provide adequate security. If you’re replacing or installing greenhouse panes, you may want to opt for 4mm instead.
Is white or green better for a greenhouse?
Though many believe the only color for greenhouses is green, the cover material and structure often are more efficient in other colors. White is the popular choice for structure elements to reduce shadows and reflect light where needed. Seasoned growers recommend clear greenhouse panels.