Temperature electric double control door closing device

Product overview:

The temperature control electric double door closers, also known as the device normally open firedoors, fire doors after the installation of this device, (usually no electricity and a reset lever in reset stata), push the door to door 0-180 degrees arbitrary angle positioning, the fire ree door,can be opened manually, manual keep close and open fire, fire doors; no matter in any position, received fire signal(DC24V) or 68 + temperature reacges 5 DEG C., the temperature sensitive glass ball, make the fire doors closed after the 'open a closed manual as a manual open automatically shut down' the movable fire barrier.

WENZHOU GRH MANUFACTURE CO.,LTD

is one of main hardwares supplier start from 2002 years in Wenzhou city of China.

We deal with most kinds of funiture and building hardwares .Like cabinet handles,knob,door handle,locks,door stopper,glass holder,latchs, plastic or matel accessories,sink,bowl shelf,bathroom accessories,screws,industrial support,industrial legs, and so on. All the products export to Europ,North/South American,South Asian,South Africa,Middle East,etc.

    With a perfect sales network in the economic globalization,WENZHOU GRH is facing new opportunities and challenges. We have been introducing in advanced production equipment and technical strength,and focused on every detail in production and every working procedure in market servey,information feedback,product development,quality inspection and sale service,this showing GRH real spirit,culture,and strength to build up a credible. reliable and high-quality brand of GRH in the hardware industry.