Roof ventalation is the best way of controlling the enviroment within the greenhouses. Double ventalation gives you 95% ventalation when fully extended
A Single vent on the east side gives 12-15% ventalation. This is used more in cooler climates.
9.1 to 14.6 wide our structures covered with white canvacon 5000 are the best way of intesivety housing pigs, goats, cattle, horses and poultry.
Igloo, have a variety of uses from a large commercial greenhouse to domestic and can have fixed sides or rollup curtains.
The 6.5 wide temporary crop cover is fixed to screw augers and is adaptable to a range of uses from temporary covers over seed and flower crops to a crop support greenhouse for vegetables.
The polycarbonate greenhouse is David Gill Greenhouses latest design.
The design includes the development of a aluminium ridge system that has an aluminium hinge that supports polycarb or fibreglass roofing that is connected to the vent arms, aluminium awning sections and rack'n'pinion system. We have also designed an aluminium purlin that eliminates the purlins from rusting.