Choosing The Correct Cable Length

Lowest Temp

Square Feet of SoiJ

to be Heated

Reading F

1

2

3

4-5

6 7-8

9-11

12-16

17-22

23-25

Below 0°

6'

12'

24'

36'

48' 60'

80'

120'

160'

200'

0-15°

6'

12'

24'

36'

36' 48'

60'

80'

120'

160'

15-30°

6'

12'

12'

24'

36' 36'

48'

60'

120'

120'

Above 30°

6'

12'

12'

24'

24' 24'

36'

48'

60'

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Growing Soilless

Growing Soilless

This is an easy-to-follow, step-by-step guide to growing organic, healthy vegetable, herbs and house plants without soil. Clearly illustrated with black and white line drawings, the book covers every aspect of home hydroponic gardening.

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