Dorma BTS80


Dorma BTS 80 Floor Spring

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Floor-Concealed Door Closer

Adjustable hold open, and complete with a standard spindle

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Max door weight of 300KG

Delayed closing adjustment between 175-15 degreea and 15-0 degrees

The BTS 80 Series of floor-concealed door closers offer adaptability to almost any installation. The closer’s compact body permits its use where a larger closer would be prohibitive. Versatility allows installation in thin slab concrete subfloor construction. A wide selection of interchangeable spindles makes the BTS80 suitable for virtually any floor covering or threshold application

Versatile and adaptable

Because the BTS80 can control exceptionally heavy single- and double-acting doors, you can incorporate the floor closer into almost any design to meet most materials, size, and weight requirements.


Trouble-free performance under adverse climatic and traffic conditions makes the BTS80 floor-concealed closer dependable and a perfect choice for even the most rigorous applications. For total control and uncompromising creativity for any door opening, specify a BTS80 floor-concealed closer.

Additional information

Floor Springs

BTS80 Double Action Pack SSS, BTS80 EN4 HO & Spindle Mec & Box, BTS80 EN4 NHO & Spindle Mec & Box, BTS80 Single Action Pack SSS

Dorma BTS80