Immersion heaters for homebrew are waterproof and help maintain temperature whilst brewing wine or beer kits
Homebrew wine and beer kits need warmth during brewing for the yeast to work, the
electrim immersion heater will accomplish this
These immersion heaters into demi johns and wine fermenters
The heater is factory set to 22-24deg C but can be adjusted and is fitted with a bored rubber bung to fit an airlock