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Surface-Line Series

GXA-25 to GXA‑125 Aluminium 

Floor‑to‑Floor Expansion Joint Cover with Ribbed Deck

The GXA Surface-Line Series surface mounted floor-to-floor expansion joint covers are designed to be fixed directly through the side members, normally in applications where the requirement for a recess has been overlooked. The detail below shows a 16mm x 20mm recess in the slabs, which is only required for joints less than 57mm wide. This effectively increases the width of the structural joint the system will accommodate. The GXA Series is installed on top of the floor finish, the tapered ramp reduces bumps for wheeled traffic. These joints can be used in conjunction with many floor finishes such as concrete toppings, terrazzo, tile, timber, epoxy finishes etc. They would commonly be used in locations such as shopping centres, hotels, office foyers, schools, airports and other pedestrian traffic situations.

Materials

  • Aluminium 6063-T5 mill finish alloy.

  • Supplied in 3050mm lengths.

  • Spring steel treated centring bar with cylindrical pins at ~475mm centres to facilitate multidirectional movement.

Fixings

  • Side members factory drilled to accept 6.5mm countersunk head fixings at ~475mm centres.

  • We recommend Latham Thixotropic Epoxy Adhesive be used in conjunction for superior securing.

Why you should choose Latham products

TECHNICAL CHARACTERISTICS Illustrated: GXA-25
Aluminium Code
Ribbed Deck
A B C D E F G Movement Total Available Movement Overall Depth Cover Plate Thickness
GXA-25 25 201 75 72 45 15 18 +25/-15mm 40mm Surface Mounted 3mm
GXA-50 50 226 100 72 45 15 18 +/-25mm 50mm Surface Mounted 3mm
GXA-75 75 251 125 72 45 15 18 +/-25mm 50mm Surface Mounted 4mm
GXA-100 100 276 150 72 45 15 18 +/-25mm 50mm Surface Mounted 5mm
GXA-150 150 326 200 72 45 15 18 +/-25mm 50mm Surface Mounted 5mm
Special Note

Customers with special applications are invited to discuss them with us. Service factors must be taken into consideration when selecting tactile indicator studs or directional bars.

Have a question about your upcoming project or requirements?

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