???????????????? ?????????????????????????????????????????? ????????????? ???? ?????? ????????? ??????? ?????????????????????????? ????????? ?????????????? ????????????????????????????????????????????? ????????????? ????????????????????????????????????????????????????????? ??????? ??????????????????????????????????

?????????????? ??????? ?????????????????? ??????????????????????? ???????????????? ?????????????????????????? ??????????????????????????????????????????????? ?????????????????????? ??????????????????????????????????????? ???????????????????? ??????????? ???????????????????????????????? ?????? ?????????????????????? ????????????????????????? ???????

        ???????????? ??????????????????????? "??????? : Heat Pump" ??? ??????????????????????????????????????????????????????????  ???? ?????? ????????? ???????????????? ????????? ??????? ????????????????????????????????????????????????????????????????????? ??????????? ???? ???????????? ??????????????????????????? Compressor ??????????????

บอยเลอร์ที่ดีควรมีลักษณะอย่างไร ?บอยเลอร์ แต่ละแบบ มีทั้งข�