Dorma Bts80 En4 Heavy Duty Door Closer

US $150

  • North Hollywood, California, United States
  • Jun 9th
Dorma BTS-80 Concealed Floor Closer - Body Only Dorma BTS-80 Concealed Floor Closer The BTS80 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 sub-floor construction. A wide selection of interchangeable spindles makes the BTS80 suitable for virtually any floor covering or threshold application. 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. Size 2 & 3 Features: Compact closer body and cement case 2-3/8" deep suited for thin slab concrete construction. Accommodates doors weighing up to 660 pounds and 4'-6" wide interior and 4'-0" exterior. Mechanical back-check at approximately 70°. Selectable delayed action between 175° and 75°. Extends the closing cycle to allow unobstructed passage. Delayed action is functional when hold open is not engaged. Dual thermostatic control valves combined with special hydraulic fluid provide controlled closing from 175°. Selectable multipoint hold open between approximately 75° and 175°. Adjustment for start of hold open range or when delayed action releases. Adjustable between 75° and 105°. Size 1 - (ADA) Barrier Free Features: Same as above Designed to meet 8.5 pound maximum opening force requirements for exterior barrier free doors.

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