Sky Tunnel XL2 isideal Warehouses &Factories, utilising Solid Aluminium 98% Reflective Shaft, you will get the performance you require.
With Distributors in several countries already, this product is becoming more and more popular as electricity prices increase, and the demand for Energy Efficient Products also increases.
NO ELECTRICTY REQUIRED FOR LIGHTING DURING YOUR DAYLIGHT HOURS!!!
Depending on the price of Electricity in your area, payback can be as little as 24 months.....
Contact us for more information.