Lijan Greentech is Supplier and Service Provider of Heat Insulation Sheet. It is a Common Question that How to Reduce Heat in House and Other Buildings? Heat Reflective Aluminium Foil with XPE or Air Bubble Sandwich Sheets are Available Which Will Prevent Sun Heat Entering into Buildings. These Sheets can be used to Protect Heat from Roofing and Walls. Roof Cool is Product with High Thickness of Aluminium Foil and having 97% Heat Reflectivity. The Product is Supplied with 5 Years Warranty. Heat Insulation is Suitable for Houses, Flats, Apartments, Factories, Warehouses, Offices, Schools, Colleges, Hospitals, Auditoriums, Halls, Sports Complexes, Indoor Stadiums, Supermarkets, Shops, Hotels, Restaurants etc. This is a Green Energy Solution and is Very Useful for Air Conditioned Buildings for Reducing Power Consumption and Other Buildings for Less Inside Temperature.