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Dorma BTS80-Kit D Complete

3/4" Offset, Single Acting Complete Floor Closer

Quick Product Details

  • Complete Floor Closer
  • For wood, steel or aluminum doors and frames
  • 3/4" Offset
  • Single Acting
  • Heavy Duty
SKU: BTS80-Kit D Complete can include all components

Starting price: $771.00 /each

Choose Options Below

This Dorma BTS80-Kit D is a heavy duty, single-acting 3/4" offset floor closer that can be used on wood, steel or aluminum doors and frames. It is available with various finishes, handing, spindle insert, spring size and component options to select the floor closer that will best suit the needs of your application.

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Price: $771.00

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After all options have been chosen, you can add to cart.

Choose Components:

1) BTS80 Body and Cement Case:

Floor Closer Body and Cement Case image
Buy Separately

2) Bottom Arm:

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3) Floor Plate:

Floor Plate for BTS80 Closers image
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4) Top Pivot:

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5) Optional Offset Intermediate Pivot:

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Choose Finish:

Choose Handing:

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The hand of a door is always determined from the outside.


If the door swings away from you to the left, it is a Left Hand door

If the door swings away from you to the right, it is a Right Hand door

Choose Spindle Insert:

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Spindle Inserts


Choose Spring Size:

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BTS80 - Accommodates doors weighing up to 660 pounds

  • Barrier Free (BFE) - ANSi size 3:
    • Exterior Doors to 3'0".
    • Handicapped accessible, reduced opening force.
    • Opening force 8.5 lb or less on exterior doors to meet ADA requirements (Americans with Disabilities Act ) A117.1.
    • Not available with​ backcheck
  • Size 2 - ANSI size 4
    • Exterior Doors 2'6"- 3'6"
    • Interior Doors 2'6"- 4'0"
  • Size 3 - ANSI size 6
    • Exterior Doors 3'6"- 4'0"
    • Interior Doors 4'0" - 4'6"

Maximum door widths and recommended sizes shown are for average conditions. If there are unusual site conditions, e.g. high or exceptionally heavy doors or wind pressure, the next stronger spring size should be selected.


Suited for:
  • Wood, steel or aluminum doors and frames

  • Meets ANSI A156.4 Grade 1 requirements
  • 25 year limited warranty

Available Options: Choose Options Above

  • Finish:

  • Handing: info icon

    • Left Hand (LH)
    • Right Hand (RH)
  • Spindle Insert: info icon

    • 5/16"clearance (74003)
    • 1/2"clearance (74005)
    • 5/8"clearance (74007)
    • STANDARD- 3/4"clearance (74010)
    • 13/16"clearance (74012)
    • 7/8"clearance (74015)
    • 1-1/8"clearance (74020)
    • 1-5/16"clearance (74025)
    • 1-1/2"clearance (74030)
    • 1-11/16"clearance (74035)
    • 1-7/8"clearance (74040)
    • 2-1/16"clearance (74045)
    • 2-5/16"clearance (74050)
    • No Spindle Insert
  • Spring Size: info icon

    • Barrier Free (BFE) - ANSI Size 3
    • Size 2 - ANSI Size 4
    • Size 3 - ANSI Size 6

Product at A Glance

  • Dual valves allow for adjustment of the closing-speed and latch-speed
  • Pressure relief valve protects the closer from damage caused by forced closing.
  • Closer adjustment in the cement case provides lateral and longitudinal adjustment of 1/4”, and height adjustment of 5/32".
  • Mechanical backcheck at approximately 70º. (Not Available with BFE)
  • Selectable delayed action between 75º and 175º.
  • Selectable multi-point hold-open between (approximately) 75º and 175º.
  • Delayed action is functional when hold-open is not engaged.
  • Suitable for thin slab construction
Style Complete Floor Closer
Application 3/4" Offset
Door Handing Handed
Function Single-Acting
Door Thickness 1-3/4"
Door Weight Up to 660 lb
Depth 2-3/8" - for thin slab construction

Adaptability and flexibility are two terrific qualities of the BTS80 closers. They can actually be installed in nearly any application. The slim construction characteristic of this closer makes it possible to use even where there is a thin slab concrete construction and a standard size closer would be too large. Select the kit suitable for your application and your satisfaction is guaranteed.



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