High Pressure Cast Iron Banjo Burner Diameter_5/16 inch This 40-watt flexible heating mat

This 40-watt flexible heating mat is designed to wrap around your fermenter

This is a rare case where the bite is indeed as bad as the (birch) bark

Never sweats

The double O-ring means they have literally twice the sealing surface when compared with other push-in fittings

High Pressure Cast Iron Banjo Burner Diameter_5/16 inch This 40-watt flexible heating matThis cast iron wide profile banjo burner is strong and efficient, topping our ratings in getting wort to a quick boil, while using the same amount or less of propane. Adjusted for efficiency this banjo burner produces around 70,000 btu, and in full, this banjo burner mode produces 100,000 btu. Banjo burners can often times have issues when using with low flame output. We sourced and tested a number of different units, before settling on this one,