China
联系人 Ms. Sara
No.1 HUIJING WEST SECOND STREET GUANGWU HUIJING SQUARE HUADU DISTRICT GUANGZHOU CHINA, Guangzhou, Guangdong
When the door is opened, the internal seals of RESSA automatic door
sweep will automatically rise from the ground. When the door is
closed, the internal sealing strip will be down automatically to
performance the tight sealing Some models of this type seal can be
fully hidden in the door bottom groove, the door beautiful surface
will not be affected by installation of the seal.
RESSA automatic door sweeps includes three types with nearly fifty
models, which include
Mortised automatic door sweeps
Full mounted automatic door sweeps
Fireproof Intumescent automatic door sweeps
RESSA fireproof intumescent automatic drop door seal is combined by
automatic drop door seals and reinforced by fireproof intumescent
seals, it has the performance of sealing and fireproofing. The
automatic bottom door seal control the movement of the inner
sealing strip through mechanical movement. When the door is opened,
the internal seals will automatically rise from the ground. When
the door is closed, internal sealing strip will be down
automatically to seal the space between door and ground. When meet
fire, the intumescent seals part will start to expand to fulfill
the space between door groove, door frame and ground to prevent the
smoke and fire spreading.
Please contact with us on the detailes on each model according to
your specific requirements.
国家: | China |
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