RUF overnight Briquettes, clean bark from Spruce and Pine

Made from clean, washed pine and spruce bark, these blocks can burn for 6 to 10 hours and are excellent for keeping your stove warm overnight. Also good for daytime burning whilst you are our for a few hours.
​Parameters
Composition: Clean bark from Spruce and Pine trees
Compression: N/A
Calorific value: 5 kWh/kg
Max. ash content: 4%
Max. water content: 8%
Product Standard: N/A
Dimensions and Packaging
Block: 150mm x 110mm x 65mm
Weight: c.1kg
Pack: 12 blocks = 11.5kg to 12kg
Pallet: 84 packs = 1,008kg