Catnic CG90/100 100mm Cavity Wall Lintel is constructed from galvanised steel, offering robust pro...Catnic CG90/100 100mm Cavity Wall Lintel is constructed from galvanised steel, offering robust protection against corrosion. It is specifically engineered for cavity walls with a cavity width ranging from 90mm to 105mm. This lintel is designed to support inner leaves of 100–115mm and outer leaves of 100–102mm, making it suitable for standard duty applications in domestic and light commercial buildings. The lengths available span from 750mm to 3600mm, with unit weights varying from 4,590g to 47,230g based on the length. Key features include its galvanised steel construction for enhanced durability, a design accommodating 90–105mm cavity walls, and support for specific inner and outer leaf dimensions. It adheres to a standard duty load-bearing specification. For optimal stability and load distribution, a minimum of 150mm end bearing is recommended on each side. The installation process is simplified by the ability to raise both the inner and outer leaves simultaneously. To ensure superior structural performance, it is advised to lay one course of blockwork before installing flooring or roof elements. The lintel also features built-in insulation to maximise thermal efficiency and minimise cold bridging, a plaster key for ease of finishing, and a DPC (Damp Proof Course) for comprehensive protection.
Best current price£67.03from Materials Market Trading UK Ltd
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Product Information
Full details
This guide is for builders and construction professionals using the Catnic CG90/100 Cavity Wall Lintel. It offers robust support for cavity walls, enhancing structural integrity and thermal efficiency. Note that proper installation, including adequate end bearing, is crucial for optimal performance.
All features
Model Part Number
CG90/100
Brand
Catnic
Extended Product Information
FAQs
What is the recommended end bearing?
A minimum of 150mm end bearing is recommended on each side of the lintel.
What type of buildings is this lintel suitable for?
This lintel is suitable for standard duty applications in domestic and light commercial buildings.
What is the cavity width that the lintel supports?
The lintel supports cavity walls with a width ranging from 90mm to 105mm.
Does the lintel have any thermal properties?
Yes, it features built-in insulation to maximise thermal efficiency and minimise cold bridging.
How do I ensure proper installation?
Make sure you have correct end bearing, and that the cavity width and leaf dimensions meet the specifications.
What is the plaster key?
The plaster key is a feature designed for ease of finishing, allowing for seamless integration with plasterwork.
What is the material of construction?
The lintel is constructed from galvanised steel for enhanced durability and corrosion resistance.
Troubleshooting
Incorrect Cavity Width
Ensure that the cavity width is within the 90mm to 105mm range before installation. If the width is incorrect, adjust accordingly or choose a suitable lintel.
Inadequate End Bearing
Verify that a minimum of 150mm end bearing is provided on each side of the lintel. If the bearing is insufficient, adjust the lintel's position to meet the requirements.
Difficult Installation
Ensure that the lintel is properly aligned and level. If the installation is difficult, double-check all measurements and ensure that the cavity dimensions are correct.
Pros and Cons
Pros
Durable construction due to galvanised steel.
Specifically designed for cavity wall applications.
Enhances thermal efficiency with built-in insulation.
Easy to install with simultaneous leaf raising.
Provides a plaster key for convenient finishing.
Cons
Requires careful measurement and adherence to cavity width specifications.
Standard duty rating may not be suitable for heavy-duty applications.
Installation requires adherence to recommended end bearing.
Requires professional installation for optimal performance.
Setup, Compatibility & Care
Preparation: Before installation, ensure the cavity width is within the 90mm-105mm range. Check that the inner and outer leaf dimensions align with the lintel's specifications.
Installation: Provide a minimum of 150mm end bearing on each side for optimal stability. Raise both the inner and outer leaves simultaneously for simplified installation. Lay one course of blockwork before flooring or roof elements are installed.
Compatibility: This lintel is compatible with standard cavity wall construction methods and materials. Ensure the mortar used is suitable for steel lintels.
Care: Protect the lintel from damage during installation. Regular maintenance is not typically required due to the galvanised steel construction. Avoid any activities that might compromise the protective coating.