Solar hot Heater is for heating large size as pool,spa,etc UV,Aging,Chemical Resistant MOQ is 100 sets USD101/set Solar HOT Heater POOL1.Solar collector is made of TPV,the warranty is 10 years.2.Solar collector is low cost and high efficiency,which can raise the pool temperatuer greatly.3.Solar pool heating system is just for swmming pool,spa,ect4.Solar pool heater can be customized. Solar Pool ...