Spare bag left from flue insulation. Micafil Vermiculite is a 100 litre bag of loose-fill insulation made from a natural mineral. Vermiculite is known for its versatility, making it a popular choice for homeowners, builders and manufacturing industries alike. 100 litre Bag of Vermiculite. Lightweight . Safe and easy to handle. Suitable for packing, insulation, gardening etc.
eBay