What is loft insulation and how does it work
                     WHAT IS LOFT INSULATION AND
HOW DOES IT WORK?
SPRAY LOFT INSULATION UK IS APPLIED TO THE ROOF’S 
UNDERSIDE, DIRECTLY OVER THE ROOFING FELT, TILES OR 
SLATES. IT CAN BOND TO EACH OTHER AS WELL AS TO THE 
RAFTER TIMBERS 
THAT BEAR THE LOAD. 
YOUR LOFT LOSES MORE HEAT AS MOST INSULATING 
MATERIALS ARE BAD CONDUCTORS OF HEAT. THESE 
INSULATING MATERIALS STOP THE AIR CIRCULATION 
INSIDE YOUR HOUSE BY 
THE CONVECTION METHOD. 
YOUR LOFT LOSES MORE HEAT AS MOST INSULATING 
MATERIALS ARE BAD CONDUCTORS OF HEAT. THESE 
INSULATING MATERIALS STOP THE AIR CIRCULATION 
INSIDE YOUR HOUSE BY 
THE CONVECTION METHOD. SPRAY FOAM INSULATION
CAVITY WALL INSULATION – THE INSULATION 
MATERIAL COMPRISES FEW SMALL POCKETS OF 
TRAPPED AIR IN BETWEEN THEM THAT HELPS IN 
LOWERING CONDUCTION 
AND CONVECTION. SPRAY FOAM INSULATION COST