The high quality polyurethane energy efficient wall panels we use to construct coolrooms & freezers are light weight. High strength, good heat insulation, anti-corrosive, aging-resistant, moth proof, non-poisonous and non-mould. We specialize in design and construction which covers wide ranges: Cold Store, Freezer, mobile coolrooms, Food Processing Plant, Farm Coolrooms, portable building, warehouse & factories, temperature controlled rooms, cleanrooms.