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Soil Warming Cables

Our Cables are Superior Quality, Fully Insulated with Safety Earth Braid.

Soil Warming Cables

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Description

To make a Propagator to fit the space available. Make a wooden frame about 4” high with a base (like a drawer). Put a piece of 1” polystyrene covered in polythene in the base, lay the cable on it and cover with approx: 1.5” of coarse sand. Our Cables are Superior Quality, Fully Insulated with Safety Earth Braid. You will need 7.5watts per square foot in a heated greenhouse. 10 watts if unheated.

Cable Watts Area @ 10watts per Sq:Ft
10ft 37 3.5 sq:ft (1’9” x 2’)
20ft 75 7.5 sq:ft (2’6” x 3’)
40ft 150 15 sq:ft (2’6” x 6’)
80ft 300 30 sq:ft (3’ x 10’)
160ft 600 60 sq:ft (3’ x 20’)
267ft 1000 100 sq:ft (3’ x 35’)