Cellulose fibre is blown into an attic to increase the insulation beyond the amount provided by the original fibre glass bats laid down when the house(...)

Original Toronto Star caption: Cellulose fibre is blown into an attic to increase the insulation beyond the amount provided by the original fibre glass bats laid down when the house was built. Best value for money spent on insulation is obtained in the attic; say David Baughn and Paul Solomons of Thermonic Home Insulation Co. Most of their work is with older homes and they report that business has more than doubled in the last year.