Hello, welcome to buy Shandong Sinar Mas Group Honglei air conditioning and ventilation equipment, since 2000 has passed the ISO0001 international quality system certification, ISO14001 environment system certification, the state compulsory product certification (3C) and other certifications. Usually phone; 15,954,772,213 Wang contact. HL3-2A Francis fan type Power supply 380V \ 50Hz can be continuously operated at -40--80 degree, the dust content of no more than 100mg / m3. PYHL-14A fire temperature mixed flow fans is an improvement on HL3-2A fan, motor with high temperature motor, and configure a special motor cooling system products through the National Fire Equipment Quality Supervision and Inspection Center GA211-1999 (fire exhaust fan high temperature test method) high temperature test, in conditions of continuous 300-degree heat running more than 60 minutes at a temperature of 100 degrees of continuous operation 20 hours / time is not damaged, dual exhaust ventilation. Production of other products introduction: 4-72 centrifugal fan, JGF fire temperature exhaust fan, JGXF low noise oblique flow fan, SWF Francis fan, SJG inclined flow fan, DZ low noise axial fans, and other fans. Fire dampers, exhaust valves, electric (manual) control valve, check valve, leafy exhaust port, plate discharges and other ventilation valve member. Single double aluminum Grille, surrounded by blown converter, since the vertical Grille various aluminum outlet. Companies with low price, good quality to win long-term trust of users, from the factory of one year free repair, long-term warranty maintenance.