Cavity Wall Ties in Cornwall by ASRS Ltd

ASRS Ltd delivers professional cavity wall tie replacement services across Cornwall, helping to protect properties from serious structural failure. Many homes and buildings in Cornwall, particularly those built from the 1930s onwards, rely on cavity wall construction. These walls depend on metal ties to keep the outer and inner masonry layers securely connected. Over time, especially in exposed or coastal environments like those found throughout Cornwall, these ties can corrode or snap.

When this happens, it compromises the stability of the wall and leads to visible signs such as horizontal cracking, bulging brickwork and wall separation. Whether your property is in Truro, St Austell, Penzance or one of the many coastal or rural towns across the county, our team can inspect and replace failed wall ties using durable stainless steel systems. With ASRS Ltd, you’ll receive a safe, long-lasting solution that restores the structural integrity of your building.

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typical cavity wall ties that are prone to rust
horizontal crack in brickwork caused by corroded wall ties

What Causes Wall Tie Failure in Cornwall?

Cavity wall tie failure is a common issue across Cornwall due to the region’s environmental conditions and building styles. Many properties are located near the coast, where salty air and moisture significantly accelerate corrosion in older, galvanised steel wall ties. Over time, as the ties rust, they expand and cause cracking in the mortar joints, often appearing as regular horizontal or stepped cracks in the brickwork. In severe cases, the wall may begin to bulge or separate entirely.

Properties built during the post-war period are especially vulnerable, as many were constructed using ties that were not designed to withstand long-term exposure to moisture. Some modern homes can also suffer from early failure if substandard materials were used during construction. At ASRS Ltd, we understand the regional factors that contribute to this problem. Our wall tie inspections are thorough and tailored to Cornwall’s conditions, ensuring we identify and resolve the issue before it threatens the overall stability of your property.

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Our Cavity Wall Tie Replacement Process

ASRS Ltd uses proven techniques and specialist equipment to carry out cavity wall tie replacements safely and efficiently throughout Cornwall. The first step is always a detailed inspection, during which we locate existing ties and assess their condition using detection tools and visual signs. Once failure is confirmed, we install new stainless steel remedial ties in a pattern that restores the correct connection between the internal and external walls. These ties are corrosion-resistant and fully compliant with modern building regulations.

In addition to installing new ties, we isolate or remove the old ones to prevent further expansion or movement that could damage the wall. Care is taken to ensure the external appearance of the building is maintained, with repointed mortar matched as closely as possible to the original finish. Whether your property is a granite-faced cottage, red-brick townhouse or rendered blockwork building, we adapt our method to suit the structure and location.

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Drilling pilot hole in brick wall for cavity wall tie
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Book a Wall Tie Survey in Cornwall

If you’ve noticed cracks in your brickwork, bulging walls or signs of wall movement, it may be time to arrange a cavity wall tie inspection. ASRS Ltd offers professional wall tie surveys throughout Cornwall, including Truro, Newquay, Falmouth, Bodmin, and all surrounding towns and villages. Our team will inspect your property, explain what we find in simple terms and provide a no-obligation quote for any necessary repairs.

Acting early can prevent more serious structural problems and help you avoid higher repair costs later. Whether the issue is minor or urgent, we’re here to help with advice and support every step of the way. Contact ASRS Ltd today to arrange your cavity wall tie replacement survey in Cornwall and take the first step towards restoring the structural health of your property.

Call us for help with any of these

Common structural defects, issues and problems

Crack Repairs
Bay Window Repair
Concrete Repair
Micro Piles

Cavity Wall Tie Replacement
Movement Joints
Bridge Repairs & Maintenance
Conventional Piles

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Reasons

To trust ASRS

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Free Quotation

We offer free site visits to both domestic and professional clients to assess the problem and propose the appropriate repair programme, tailored to suit the specific needs of the project.

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Helifix Approved

ASRS are approved installers of the Helibeam System, offering cost effective, non-disruptive and concealed solutions to all aspects of remedial masonry stabilisation.

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Skilled Workforce

Our skilled installation teams are trained and experienced in all aspects of masonry repair. They have been trained to the highest standard in every installation process to cover all H+S requirements.

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Guaranteed

With most of our design and installation specifications we are proud to offer a 10yr indemnified guarantee on Helifix repairs and Micro Piling. We offer a 25yr guarantee for Wall Tie replacement.