波大,你是怎么知道换热器裂了,燃气进入通风系统?
所有跟帖:
• The outgoing air duct got way too hot in a very short time, indi -borisg- ♂ (306 bytes) () 01/17/2019 postreply 10:36:10
• make sense -pigtiger1973- ♀ (0 bytes) () 01/17/2019 postreply 10:51:42
• The outgoing air duct got way too hot in a very short time, indi -borisg- ♂ (306 bytes) () 01/17/2019 postreply 10:36:10
• make sense -pigtiger1973- ♀ (0 bytes) () 01/17/2019 postreply 10:51:42