Manifold thickness: 1.0mm Header pipe thickness: 1.0mm Frame material and thickness: aluminium alloy/2.75mm Insulation: polyurethane foam & alluminum silicate Thickness of insulation: 35mm (polyurethane foam) Operating pressure: 6 bar-12 bar Working temperature: 30-270 degree Starting speed: 2 min Lifespan: > 15 years