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			Name： Single-leaf gravity fire damper Type：FD-1A Material：Plate steel Specification： According to design requirement. Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The leaf flap keeps open as usual, when current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically under the flap’s gravity to prevent the high temperature flows and the flame’s spread. Mark：Type – W × H

			Name： Round gravity fire damper Type：FD-1R Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The leaf flap keeps open as usual, when current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically under the flap’s gravity to prevent the high temperature flows and the flame’s spread. Mark：Type – Φd

			Name： Rectangle fire damper Type：FFH-2 Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The leaf flap keeps open as usual, when current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically .It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. Mark：Type – W × H

			Name： Rectangle fire-smoke volume damper Type：FFH-3 Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. Mark：Type – W × H

			Name： Round fire volume damper Type：FFH-5R Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. Mark：Type – Φd

			Name： Round joint fire damper Type：FFH-9 Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. Mark：Type – Φd

			Name： Rectangle smoke exhaust damper Type：FPY-1 Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. Mark：Type – W × H

			Name：Boarded smoke exhaust damper Type：PYK-1 Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. 4. Be used as decorated. Mark：Type – W × H

			Name： Horizontal multi-leaf exhaust/dispatch outlet Type：PYK-4AW Material：Carbon steel, aluminum alloy Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system and it can also be installed in the fireproof wall or ground platform. 2. The blade flap keeps open as usual, When current temperature exceed fusible links melting degree, it will cut-off and the damper shut off automatically. It can also be opened manually and return manually. 3. The damper can adjust volume to five grades, export electrical signal and have lock device. 4. Be used as decorated. Mark：Type – W × H

			Name： Electric multi-leaf volume damper Type：VCD-1M Material：Carbon steel Specification： According to design requirement Description： 1. The damper shall be installed in the ventilating and air conditioning system，it can be controlled by the angle of the leaf to adjust the volume. 2. Motor operates the angle of the blade through the connecting rod device. Mark：Type – W × H

			Name： Rectangle duct check damper Type：NRD-1 Material：Galvanized steel, aluminum alloy Specification： According to design requirement Description： 1. The check damper shall be installed in the ventilating and air conditioning system. When the fan runs, the blades let the air pass. When the fan stops, the blades shut to prevent the airflow from reversing. 2. The direction of airflow should be consistent with the demand of the check damper. Mark：Type – W × H

			Name： Round volume damper Type：CDD Material：Galvanized steel Specification： According to design requirement Description： 1. The volume damper shall be installed in the ventilating and air conditioning system. 2. It can be controlled by the angle of the blade to adjust the volume. Mark：Type – Φd

			Name： Access door Type：AD Material：Galvanized steel Specification： According to design requirement Description： 1. The door should be assembled on the side of the duct near the damper to provide convenience check. Mark：Type – W × H

			Name： Boarded automatically exhaust damper Type：YYF Material：Galvanized steel, aluminum alloy Specification： According to the design requirement. Description： 1. Be used to relieve air pressure automatically without energy in air conditioning and cleaning room. 2. It can be installed on the outside wall and connect with the inside varieties diffusers. Mark：Type – W × H

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