Dorma BTS80 EN-4 Door Closer Floor Spring Adjustable Hold Open 80110000

By Keeler Hardware
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Dorma BTS80 EN-4 Door Closer Floor Spring
80110000 

Floor Spring are mostly used in glass doors (e.g. inner doors of business parks, shopping malls, and hospital buildings). 

Floor Spring Function - A mechanical door closing device that can effectively resist when the door with heavy traffic is opened too quickly or with too much force. 

  • Universal non-handed floor spring for single and double action door 
  • Used on both fire and smoke check doors and with its concealed application is ideal for situations, where aesthetic quality is not comprised by safety assurance. 
  • Designed to meet the requirements for all door types and can satisfy every application required, due to its versatility. 
  • Once installed below floor level, the mechanism is almost completely concealed from view. 
Details
  • Category
    Door Closers
  • Range
    Dorma
Specifications

Features:

  • With adjustable closing speed and closing action from approx. 175 degrees, with hydraulically controlled closing cycle and mechanical backcheck
  • Allows for temperature-independent hold-open between 75 degrees and 175 degrees (removable)
  • Hold-open start point and delayed action is easily adjustable by valve
  • Concealed assembly
  • Can be used on fire and smoke check doors
  • Easy to install

Specifications:

  • Length: 341mm
  • Width: 78mm
  • Height: 60mm
  • Weight: 7.1kg
  • Spring strength: EN4
  • Standard and External Doors: Up to 1100mm
  • Max. Leaf Weight: 300kg
  • Hold Open: Adjustable

Protection:

  • Successfully third party tested to BS EN1154
  • CERTIFIRE Approved CF127
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About the
Seller

Keeler Hardware is a renowned supplier of Door and Architectural Hardware. It's our aim to be Australia's most trusted brand in quality door, window and cabinet hardware.

With more than 50 years in the business, and with showroom/warehouse locations at Willoughby and Wetherill Park (Sydney)— we are the experts in door, window, and joinery hardware.

Thousands of satisfied and happy customers are drawn to our great products and services on https://www.keelerhardware.com.au/ and your favourite marketplace. We guarantee prompt and professional service to all our customers with highest quality standards because we believe that customer satisfaction is the absolute key to our success.

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We want to help you get exactly what you need, give us a call today and we’re always happy to help— our team of experts are happy to provide advice and solve your problems.

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