6 mil Greenhouse Plastic Film Sheeting Cover 20 ft x 28 ft - UV

In this review of the 6 mil Greenhouse Plastic Film Sheeting Cover, the bottom line is straightforward: this is a budget-friendly polyethylene cover for gardeners and small-scale growers who need a large, flexible film to protect crops from weather while letting light through. It is most useful when a simple, economical cover is required for grow tunnels, hoop houses or temporary repairs. The single biggest reason to buy is its combination of 6 mil thickness and UV resistance, which balances light transmission with improved tear resistance and reasonable longevity for seasonal use.

Key Features

• Premium polyethylene: The 6 mil material is flexible and provides a stronger barrier than thinner films, helping to resist tears during installation and in windy conditions.
• Optimum light transmission: The clear green film disperses light to create more even illumination inside a structure, which supports consistent plant growth across beds.
• Anti-aging treatment: Built-in antiager extends outdoor life by reducing breakdown from sun exposure so the cover lasts through multiple seasons when used properly.
• Anti-drip surface: The anti-drip finish helps prevent water droplets from forming and falling onto plants, reducing localized cold spots and leaf damage.
• Large 20 ft x 28 ft size: The generous dimensions allow quick coverage of tunnels, mini greenhouses or rows and can be trimmed to fit custom frames.
• Multi-purpose protection: Designed to shield plants from extreme heat, heavy rain, frost and wind, it also works for protecting stored items from dust.

Who It's For

The film is aimed at hobby gardeners, small market growers and homesteaders who need an inexpensive, easy-to-install cover for hoop houses, row tunnels or temporary greenhouses. Its size and pliability make it practical for covering long beds or converting into smaller panels, and the light diffusion suits growers seeking more even internal temperatures.

Those who need a permanent, multi-year structural greenhouse glazing or a heavy commercial polymer should look elsewhere; while the anti-aging treatment helps, the 6 mil film is best treated as a seasonal to short-term solution rather than a fixed long-term glazing material.

Pros & Cons

Pros

• Provides solid value with a thicker 6 mil polyethylene that many users find durable in wind and light hail.
• Good light transmission and dispersion for even plant growth across a structure.
• Anti-drip and anti-aging treatments improve plant protection and extend usable life versus untreated film.

Cons

• Durability is mixed in user reports; some find it less long-lasting than expected under heavy, prolonged exposure.
• Not intended as a permanent glazing solution for commercial greenhouses requiring multi-year structural materials.

Specifications

Our Verdict

For gardeners who want an affordable, easy-to-use cover that balances light transmission with improved tear resistance, this 6 mil greenhouse film is a practical choice. It performs well for seasonal protection and small hoop houses, offering good value when used as intended; buyers seeking multi-year permanent glazing should consider heavier alternatives.

Frequently Asked Questions

Will this film let enough light through for seedlings?
Yes, the film is formulated for optimum light transmission and dispersion so seedlings receive even lighting across the structure.

Can it be cut to size for smaller frames?
Yes, the large 20 ft x 28 ft sheet can be trimmed to fit smaller tunnels, beds or custom frames.

How well does it resist wind and hail?
The 6 mil thickness provides superior strength versus thinner films and many users report good resistance to wind and light hail, though long-term durability can vary by exposure.