楼主选错牌子了macro比较烂Rinnai好很多，用Rinnai 6年了。
好好的
Macro is today the biggest manufacturer of gas appliances in China...
Some of our most valued accolades and prized achievements include
- China’s Most Valuable Brand in 1996
- China’s Well – Known Brand in 1999
- China’s Top Brand in 2002
- Green Benchmarking Company in 2009
- First Choice Brand & Ideal Brand by consumers for 7 continuous years
- More than 100 state awards for excellence in technology, manufacturing, quality & after sales service
Huasing Association 1999 - 2013