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Squotipedia
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Brickwork
Brickwork
18 articles
Brick Slips: Adhesive Installation, Grouting and BS EN 771-1 Requirements
Brick slips: C2S2 minimum adhesive (BS EN 12004), full-bed mandatory (no spot-fixing), 10mm joints, 3m movement joints external, PAS 9980 above 11m, non-combustible backing above 18m (Building Safety Act 2022)
Brick Types Guide: Engineering, Common, Facing and Handmade — Selecting for the Right Application
Brick classification: BS EN 771-1, Engineering Class A/B (3%/7% water absorption), F0/F1/F2 frost resistance, S1/S2 soluble salt content, facing vs common vs engineering selection guide
Cavity Wall Tie Replacement: How to Identify Failure, Remediation Methods & Cost
Cavity Wall Tie Replacement: How to Identify Failure, Remediation Methods & Cost
Cavity wall tie failure: electromagnetic survey diagnosis, helical stainless steel replacement ties, drilling pattern, Building Notice requirements, BS EN 845-1 tie specification
DPC in Brickwork: Types, Heights and Building Regulations Requirements
Efflorescence on Brickwork: Causes, Treatment and Prevention
Efflorescence on brickwork: primary (soluble salts) vs secondary (sub-efflorescence), dry brushing treatment, dilute HCl as last resort, COSHH PPE, BRE Digest 361 prevention guidance
Expansion Joints in Brickwork: NHBC Guidance, Spacing, Fillers and Sealants
Expansion joints in brickwork: NHBC Chapter 6.1 (4.5–9m centres for clay brick), BS EN ISO 11600 Class F/EX sealant, closed-cell PE backer rod, 10–20mm joint width, parapet joints at 3m maximum
How to Re-point Brickwork: Mortar Selection, Raking Out and Joint Profiles
How to Repoint Brickwork: Mortar Mix Ratios, Tools & Joint Profiles
How to Repoint Brickwork: Mortar Mix Ratios, Tools & Joint Profiles
Repointing brickwork: mortar mix ratios by exposure (NHL2 for soft stone, 1:5 NHL3.5 for general, 1:4 cement for exposed), raking depth 20mm minimum, joint profiles and tooling sequence
Lintels Over Openings: Concrete vs Steel vs Boot Lintel — Selection & Installation
Lintels Over Openings: Concrete vs Steel vs Boot Lintel — Selection & Installation
Lintels over openings: Catnic/IG cavity lintels (padstone bearing 100mm minimum), boot lintel for thin inner leaf, RSJ for structural openings over 2m, cavity tray DPC and weep holes
Matching Bricks for Extensions & Repairs: How to Identify and Source the Right Brick
Matching Bricks for Extensions & Repairs: How to Identify and Source the Right Brick
Brick matching for extensions and repairs: identifying era/type from colour, texture, and size, NHBC 415mm pre-1965 brick dimensions, BDA brick archive, reclaimed brick sourcing and testing
Mortar Mixes for Brickwork: Ratios, Strength Classes and When to Use Each
Repointing Tools and Techniques: Chisels vs Angle Grinder Rake, Joint Profiles — Bucket Handle, Flush, Weathered and Recessed
Angle grinder with 4mm disc vs cold chisel/plugging chisel, raking depth 15–20mm, joint profiles: bucket handle (most weathertight), flush, weathered and recessed (frost risk), lime mortar mix for pre-1919
What Are the Different Brick Bonds and When Should Each Be Used?
Stretcher, English, Flemish, header, stack bond selection by wall type and thickness, stack bond movement joint requirements at 3m, decorative patterns
What Are the Rules for Corbelling Brickwork? Projection Limits and Structural Considerations
Maximum 1/3 brick overhang per course, structural engineer requirement for larger corbels, Eurocode 6 (BS EN 1996), chimney vs structural wall applications, cut vs whole brick corbels