Product Description

Key Specifications/Special Features: Tank capacity: *0, **0, **0 and **0L Tube number: 9, *2, *5 and *0 Tube length: 1.9M Tube diameter: *0MM Working pressure: 0.6Mpa Rated voltage: **0V Rated walt: 1.5kW Warm keeping layer: *0mm Absorption coefficient: >*4%, emission coefficient: less than 8% Vacuum degree: >5 x ***3Pa Features: Super heat conduction metal vacuum tube, high efficiency, high absorption rate and low emission rate. No water in the tube, one tube broken don't influence the system working Anti hail drops, ant-freeze Adopt porcelain tank, no leakage, no risking, no shrinking and with healthy water