FERREX movement tie types FLPSW, FPTSW, FLPSW-ST, FFTSW and the FDBS sleeve, with a tie installed at a column
Lengths
100 to 250 mm
Sleeve gap
10 mm at end
Thickness
1.5 to 2.5 mm
Per box
250

Overview

Debonding sleeves are used on plain-ended wall ties at vertical movement joints that abut columns. The tie restrains the masonry against lateral wind loads, while the sleeve lets the masonry expand or contract.

Movement ties are held in the brick or block work, with the sleeve on the plain end. FERREX recommends installing the sleeve with a 10mm gap at the end to allow for expansion or contraction.

ApplicationVertical movement joints at columns.

Specifications

Movement Ties specifications
Length (mm)Width (mm)Upstand (mm)Thickness (mm)MaterialQty per box
10020 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
12520 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
15020 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
17520 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
20020 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
22520 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250
25020 up to 3025/301.5/2.0/2.5Galvanised or stainless steel250

Other sizes available on request.

Source: Expanded Mesh & Metal Products catalogue, page 29 (PDF, opens in a new tab), Expanded Mesh & Metal Products catalogue, page 40 (PDF, opens in a new tab)

Installation

Materials and standards

Manufactured to
BS EN 845-1:2003 (formerly BS 1243)
Pre-galvanised steel
BS EN 10346:2009 (formerly BS EN 10142:1991), ASTM A653/A653M
Stainless steel
BS EN 10088-2:2005, grades 304, 316, 316L; ASTM A240/A240M

Standards are shown as listed in the FERREX catalogues. Request current test and compliance documents for your specification.

Available variants

FLPSW
L-plain tie, bolt/screw-on, with sleeves
FPTSW
Perforated special tie with sleeves
FLPSW-ST
L-plain slot tie with sleeves
FFTSW
Flat tie with sleeves
FDBS
Debonding sleeve

Downloads

Expanded Mesh & Metal Products

Movement Ties appears on page 29.

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