Heat Sources

Don't buy these until you've tried the other techniques it the book... this is where things can get dangerous.

Deep Heat Pain Relief Heat Patch, Muscular Aches, Pains, Joint Stiffness (Pack of 4 Patches)
Deep Heat Pain Relief Heat Patch, Muscular Aches, Pains, Joint Stiffness (Pack of 4 Patches)
4.0
£4.97
£4.50
Amazon.co.uk
KETOTEK Seedling Heat Mat, Seed Heating Mat Plant Warming Pad 220V Seed Germination Heat Mat Waterproof 21W
KETOTEK Seedling Heat Mat, Seed Heating Mat Plant Warming Pad 220V Seed Germination Heat Mat Waterproof 21W
4.0
£14.99
£12.74
Amazon.co.uk
From Zero To Heat Pump Hero: Maximise Comfort and Efficiency: Your Guide to Understanding Your Air Source Heat Pump
From Zero To Heat Pump Hero: Maximise Comfort and Efficiency: Your Guide to Understanding Your Air Source Heat Pump
4.0
£12.99
Amazon.co.uk
Amazon price updated: 2025-07-10 07:32