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Dorma RTS88-Kit 25

Offset Slide Arm, Aluminum Door and Frame on Hinges-Complete Overhead Closer

SKU: RTS88-Kit 25 can include all components

Price: $314.00

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Dorma RTS88-kit 25 complete overhead closer kit. Interior or exterior single-acting aluminum door and frame hung with 4-1/2" hinges. Package includes closer body, slide arm and cover plate. Complete closer packages can include everything that you need for a new installation. Maximum door weight of 250 lbs. See more product information below

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Price: $314.00

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

Choose Components:

1) RTS88 Closer:

Overhead Concealed Door Closer Body Size 2 image

2) Cover Plate:

Cover Plate image

3) Offset Slide Arm and Channel:

Offset Slide Arm and Channel image

Choose Finish:

Choose Hold Open:

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Hold Open - A door closer with the capability of holding the door in the open position until manually closed. Hold Open door closers are not permitted to be used on fire door assemblies.



Choose Spring Size:

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  • Maximum Door Width
  • Size 3 - Interior over 3' to 3'-6", Exterior over 2'-6" to 3'-0"
  • Size 4 - Interior over 3'-6" to 4'-0", Exterior over 3'-0" to 3'-6"  
  • The listed door widths and recommended sizes are for average conditions. In the case of tall or heavy doors or where doors are subject to wind or draft conditions, the larger closer should be selected.



  • Templated specifically for aluminum doors hung on 4-1/2" wide hinges.
  • Offset Slide Arm
  • Kit consists of
    #1 - RTS88 Closer
    #2 - 8563 Cover Plate
    #3 - 8812 slide arm

    You are ordering a complete overhead closer package. For details on any components, including options, specifications and templates - click on "purchase this item".

    Be sure to select any optional components shown at the bottom You can de-select a component that you don't need and it will be deducted from the total.

    To purchase individual components only, click on the link to purchase.

Available Options: Choose Options Above

  • Finish:

  • Hold Open: info icon

    • Hold Open - 90 degrees (HO90)
    • No Hold Open - 90 degrees (NHO)
    • Hold Open - 105 degrees (HO105)
    • No Hold Open - 105 degrees (NHO)
  • Spring Size: info icon

    • Size 3
    • Size 4



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