Soil warming cable 24.4m (80ft) 300 watt
Line a wooden frame with polythene. The cable is laid onto a 5cm of sharp sand (horticultural) and covered with a further 5cm of sand. Cable is laid in runs 7.5-10cm apart. This layout will allow you to raise the soil temperature by 11-13deg.C, assuming a greenhouse temperature of 7deg.C. Higher temperatures can be achieved by laying the cable runs as close together as 5cm. In this case a PARASENE thermostat should be used to precisely control the soil temperature meeting the differing germination requirements of various varieties of seeds.
Area Covered: 3.85m (36'sq)
Thermostat for soil warming cables
Thermostat for soil warming cables
Used to control temperature of soil warming cables
£34.99
Parasene
within 2-3 days excludes weekends
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