| 摘要 |
A lower cost water heater suitable for domestic and commercial application. The heater comprises an internal pressure tank (32) with a water inlet (32) and water outlet (30) and an insulative single outer enclosing layer (22, 26, 24). The outer layer (22, 26, 24), is clipped and locked over the inner tank and, comprises a series of formed waterproof and insulative polymer sections. Lb N //1 C~S~ N .4 j / / / I / / / ~ N /yjj / ~/17/ /N/ 'LU _ _ Wi ~tJ/ , '/ I di 1 -A-x t r4 $7> i3- AL/7 ii ,itz *1 ~i 'I ) / ~ '1 1~ V N ~jrtJf |
