In order to prevent cool air, spread of micro-organisms and other contaminants like rodent feces and urine, debris or dust and to make your loft insulation 40% more effective we recommended to perform a full air sealing treatment to your loft.
To do air sealing, we use a special foam that developed to fill and block gaps and small holes, it can be easily install between the electrical wires, beams, studs, rafters, pipes and drywall.