Technical Data Sheets
General Guidance
Movement Ties
ACS movement wall ties restrain a masonry panel against wind load at vertical movement joints while allowing the panel to expand and contract independently of the adjacent masonry. They prevent cracking at the joint and accommodate seasonal and thermal movement across residential, commercial, mixed-use, and high-rise brickwork construction.
Technical Data Sheets
General Guidance
ACS 2000 Range Wall Tie
The ACS 2000 Range can be specified as a movement tie at vertical movement joints, using the same Type 1 cavity tie with a debonding sleeve fitted across the movement joint. This allows the masonry panel to expand and contract while remaining restrained against wind load.
The tie specified at 200mm and 225mm lengths for movement-joint use. For longer length requirements, the ACS 2400 Range offers lengths of up to 300mm
Key Specification Details
- Movement tie configuration allowing +/-10mm in-axis movement, with debonding sleeves in 100mm and 125mm lengths.
- Grade 304 (1.4301) or 316 (1.4401) austenitic stainless steel, A1 non-combustible without testing to 96/603/EC, UKCA / CE+UKNI marked to BS EN 845-1, Lucideon tested and CCPI-assessed
- Multi-purpose, also used as a Type 1 heavy duty cavity tie to PD 6697 for buildings of any height, altitude or location in the UK, and as a shear tie at collar jointed walls (see Cavity Wall Ties and Collar Joint Wall Ties)
- When used as a cavity tie, suits cavities from 50mm to 225mm, in seven lengths from 200mm to 350mm in 25mm increments
- Integrated drip and formed section to stop water crossing the cavity, with clear embedment markings at 62.5mm
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ACS 2400 Range Wall Tie
The ACS 2400 Range solves a common detailing challenge at vertical movement joints: restraining a masonry panel against wind load while still letting it move. It resists lateral wind loading while allowing the masonry panel to expand and contract, preventing cracking at movement joints.
The tie is available in lengths from 250mm to 300mm in 25mm increments with 100mm standard debonding sleeves, allowing in-axis movement of up to +/-10mm. For movement joint applications at 200mm or 225mm, the ACS 2000 Range Wall Tie can be used in the same configuration.
Key Specification Details
- Movement tie configuration allowing +/-10mm in-axis movement, with debonding sleeves in 100mm and 125mm lengths.
- Suits cavities from 50mm to 225mm, in seven lengths from 200mm to 350mm in 25mm increments
- Integrated drip and formed section to stop water crossing the cavity, with clear embedment markings at 62.5mm
- Installed at 900mm horizontal and 450mm vertical centres, staggered, reducing to 225mm around openings and unbonded edges
- Multi-purpose, also used as a Type 1 heavy duty cavity tie to PD 6697 for buildings of any height, altitude or location in the UK, and as a shear tie at collar jointed walls (see Cavity Wall Ties and Collar Joint Wall Ties)
- Grade 304 (1.4301) or 316 (1.4401) austenitic stainless steel, A1 non-combustible without testing to 96/603/EC, UKCA / CE+UKNI marked to BS EN 845-1, Lucideon tested and CCPI-assessed
Download NBS/BIM
Access the NBS specification and BIM resources for this product to support your project planning, specification and design.
Bespoke Movement Ties
Where standard cavity widths or substrates do not suit the detail, ACS can manufacture bespoke wall ties to project specification. Our in-house engineering team works directly with architects, structural engineers and contractors to confirm lengths, embedment, drip-detail position and any debonding requirement.
Bespoke ties are produced from the same Grade 304 or Grade 316 austenitic stainless steel, UKCA marked to BS EN 845-1, and supplied with full technical calculations for the bespoke configuration.
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Restraint Ties and Fixings CPD
Tested, Certified, Trusted
Our cavity wall ties are independently Lucideon tested, UKCA / CE+UKNI marked, and A1 non-combustible without need for further testing, in accordance with document 96/603/EC.
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Technical Data Sheet
The ACS Cavity Wall Tie Technical data sheets cover Lucideon-verified loading in accordance with PD6697, UKCA / CE+UKNI marking, A1 non-combustibility, and full CCPI-certified specification information across the 2400 Range and 2000 Range wall tie systems.


