Cavity Walling

Constructing
Cavity Walling:
Forming Masonry
Structures

Introduction

• Objective: To understand the process and

resources required for constructing cavity
walling

Overview of Cavity
Walling

• Definition of Cavity Walling

• Importance of Cavity Walling in Building

Construction

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Components of Cavity
Walling

•Bricks and Blocks

•Mortars

•Wall Ties

•Damp Proof Courses

•Airbricks/Cavity Liners

•Insulation

•Tray DPCs

•Weep Holes

•Lintels

•Cavity Closers

Components of
Cavity Walling

Brick

Block

Cavity Insulation

DPC'S

Bricks and Blocks

• Types of Bricks and Blocks Used in Cavity

Walling

• Considerations for Brick and Block

Selection

• Quality Standards and Regulations

Mortars
Importance of Mortars in Cavity
Walling

Composition and Properties of
Mortars

Mixing Ratios and Application
Techniques

Wall Ties

PURPOSE OF WALL TIES

IN CAVITY WALLING

TYPES OF WALL TIES

INSTALLATION AND

SPACING REQUIREMENTS

Damp Proof Courses

• Role of DPCs in Cavity Walling

• Types of DPCs

• Installation Methods and Best Practices

Airbricks/Cavity Liners

• Function of Airbricks/Cavity Liners

• Types of Airbricks/Cavity Liners

• Installation Considerations for Proper

Ventilation

Insulation

Importance of Insulation in Cavity
Walling

Types of Insulation Materials

Installation Techniques for Thermal
Efficiency

Cavity Insulation Clips

• Purpose of Cavity Insulation Clips

• Installation Guidelines for Securing

Insulation within the Cavity

Tray DPCs and Weep
Holes

• Role of Tray DPCs and Weep Holes in

Moisture Management

• Placement and Installation Guidelines

Lintels

Definition and

Purpose of

Lintels

Types of Lintels

Installation

Procedures and
Load-Bearing
Considerations

Cavity Closers
Function of Cavity Closers

Types of Cavity Closers

Installation Methods for Effective
Thermal Bridging Prevention

Slide 13: Extension - Profiles

Use of Profiles

for Ensuring
Straight and

Level Openings

Types of Profiles

Proper

Placement and

Fixing

Techniques