... :High heat recovery efficency,Self-cleaning ,Low operation cost,Control conveniently. rotating heat exchanger:High heat recovery efficency,Self ... -cleaning ,Low operation cost,Control conveniently.Working Principle: The rotating heat exchanger has 2 ... ,000~149,0003700W580073055805500350025ZLX(Q)-600076,000~177,0006300730608060004600 new product rotating heat exchanger