2004 marked the 20th anniversary of the PROGRESSIVTUBE passive solar water heating systems. Over the past two decades,钻石价格, thousands of home owners and businesses have enjoyed the benefits of the PROGRESSIVTUBE solar water heater. It has earned a reputation of high performance with durable design while assuring trouble free maintenance with maximum savings. Lower utility costs today,Copper Rod Rolling Machine, no future utility cost increases Provides additional hot water storage capacity for your home or business Green, clean,翡翠批发, environmentally friendly energy source Very low to no operating maintenance expense Maintain regular hot water supply during electric utility outages The PROGRESSIVTUBE system is a "Passive" solar water heater that requires no mechanical or electronic components to operate. PROGRESSIVTUBE solar heating systems: PT30,Google排名, PT40 and PT50 are fully rated and certified. Ratings, certifications and listings for the ProgressivTube solar water heater includes: the Solar Rating Certification Corporation (S.R.C.C.),Google左侧排名, Florida Solar Energy Center (F.S.E.C.),Solar Collector, IAPMO,Solar Water Heater, Dade County (hurricane wind loading) and the United States Department of Housing and Urban Development (H.U.D.) TCT Solar | 101 Copeland Street,Solar Water Heater, Jacksonville FL 32204 | P: 904.358.3720 | F: 904.358.3728 | [email protected] TCT Solar About Us News Testimonials Products ProgressivTube Mounting Hardware BTU Metering Seasonal Solar Commercial Mounts Dealer Information Become a Dealer Locate an Installer Dealer Training Dealer Login Technical Resources Spec Guide Installation Manual Warranty