Lijan Greentech is a Supplier and Installation Service Provider of Heat Insulation for Buildings. Insulation is Useful for both Heat Resistance and Sound or Noise Resistance. We have Al + XLPE material and Al + Bubble Material. Both are Very Good Heat Guards. The Products are Commonly Used as Roof Heat Insulation Material. High Quality Materials are Sold at Factory Price. Products are Radiant Heat Barriers and Used as Under Deck and Side Wall Insulation. Insulation Gives Comfort in Rooms and Helps in Energy Saving. The Products are Water Resistant and Fire Retardant