AAS4551, AAS4552 and AAS4553 AURA® Threshold Ramps

Threshold ramps with reversible tread strips.

For use in buildings where wheelchairs and trolleys are used, or to compensate for uneven floors. Reversible tread strips provide greater traction. Unique ‘scoops’ further enhance grip for foot or wheeled traffic.

General information


Bronze anodized aluminium

Silver anodized aluminium

Uniclass 2015

Pr_35_90_33_22 Door and window weatherstrips and sealsPrimary


L20/20 Wood flush doors

L20/230 Wood flush doors

L20/25 Wood panelled doors

L20/250 Wood panelled doors

L20/270 Wood doors

L20/280 Doors

L20/30 Wood doors

L20/310 Wood door frames

L20/330 Wood door frames

L20/370 Door frames

L20/410 Wood doorsets

L20/420 Wood doorsets

L20/430 Wood doorsets

L20/480 Doorsets

L20/50 Wood door frames

L20/52 Wood door frames

L20/55 Doorsets

Specification data - Door and window weatherstrips and seals

Product Reference

AAS4551 AURA® threshold ramp

12.5 x 100 mm.

AAS4552 AURA® threshold ramp

12.5 x 150 mm.

AAS4553 AURA® threshold ramp

19 x 150 mm.


Single doorset pack consisting of 1 x 1000 mm and 1 x 2100 mm. Other lengths to special order, consult manufacturer for details.


Bronze anodized aluminium

Silver anodized aluminium

Standard product features


Single swing doors.

Seal material:

Aluminium with two flexible tread strips.


Pre-drilled and countersunk. Fixing screws supplied. Tread strip supplied and push-fit into plate to conceal fixings.

Product Options


Decorative finish for threshold plate and different colour tread strips are available upon request. Consult manufacturer for details.

Third party certifications
  • UL: Certificate: R27972 : Gasketing and Edge-sealing Materials for Fire Doors, Positive-pressure Tested
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