White on the inside to give a cool, light interior, and reducing the need for artificial lighting. Black on the outside to be more aesthetically pleasing in a rural environment.
This heavy duty, 800 gauge/200 micron polythene film is designed primarily for polytunnel structures which are used as storage units or animal housing. (This cover is not suitable for growing under).
Used by Premier Polytunnels on our Sheep Houses.
Nil light transmission.
5-year warranty against UV degradation, with a life expectancy of 8-10 years.
No minimum order requirements!