solar tube high effecient heat pipe solar tubes high effecient and less heat loss stable coa solar tubeFeatures of solar evacuated tubes:Standard: high qualityDiameter of the outer tube and length of the tube: Φ47/1500, Φ47/1800, Φ58/1800, Φ58/2000,...

solar evacuated heat pipe tube the core part of solar water heater system adopt the high quanlity tube and coating tech solar evacuated heat pipe tubethe core part of solar water heater systemadopt the high quanlity tube and coating tech StructureAll-glass double-tube co-axial...

all glass evacuated tube 1.CE,ISO9001certificate 2.production capacity of 8000-10000pcs/day 3. more than 15years all glass evacuated  tube1. Unique three-layer absorption technology 2. Unique Three-Layer(stainless steel/red copper/aluminum), allowing high temperature...

solar vacuum tube:High absorption efficiency,widelyapplicant to family solar system and commercial solar water system solar vacuum tube: HGS58-180058mm1800mm0.13281.91          2.for coating...

all glass vacuum tube high quality and reasonable price easy install and long life time all glass vacuum tubehigh quality and reasonable priceeasy install and long life time StructureAll-glass double-tube co-axial structure Glass materialHigh borosilicate 3.3 glassExternal...

single target solar vacuum tube 1)material:borosilicate 3.3 glass 2)high quality; 3)Strong heat collection; 4)warranty15year  single target solar vacuum tube Dear Customers:        Single target all-glass vacuum heat collecting tube...