Delta Facades technical guides
[ TECHNICAL GUIDES ]

FACADE GUIDES FOR
SPECIFIERS & CONTRACTORS.

Long-form technical references on curtain walling, rainscreen cladding, system selection and procurement — written by people who install this stuff for a living.

[ PILLAR GUIDE ]

The UK Curtain Walling Guide (2026)

Everything specifiers and main contractors need to know about curtain walling in the UK — system types, U-values, CWCT testing, Part L compliance and programme.

UPDATED JUNE 2026 · 14 MIN READ
[ COMPARISON ]

Stick vs Unitised Curtain Walling: Cost, Speed, Quality Compared

Side-by-side comparison of stick and unitised curtain walling — programme, factory QC, tolerance absorption and when each system actually wins.

UPDATED JUNE 2026 · 8 MIN READ
[ COMPARISON ]

Schüco vs Reynaers vs Kawneer: Curtain Wall System Comparison

Three of the most-specified curtain wall system houses in the UK compared on sightlines, U-values, fabricator network and where each one actually wins.

UPDATED JUNE 2026 · 8 MIN READ
[ PILLAR GUIDE ]

The UK Rainscreen Cladding Guide (2026)

How rainscreen cladding works, the A1/A2 fire classifications the UK now requires, cavity barrier detailing, and what to expect from installation on new-build and re-clad projects.

UPDATED JULY 2026 · 12 MIN READ
[ STANDARDS ]

PAS 9980 Explained: Fire Risk Appraisal of External Walls

PAS 9980 is the UK code of practice for fire-risk-appraising the external walls of existing residential blocks. This guide explains scope, methodology, outcomes and what happens next.

UPDATED JULY 2026 · 9 MIN READ
[ STANDARDS ]

The Building Safety Act 2022: What It Means for Facades

How the Building Safety Act 2022 changes the design, procurement and installation of external walls on UK higher-risk buildings — gateways, golden thread, dutyholders and what to expect on site.

UPDATED JULY 2026 · 10 MIN READ
[ STANDARDS ]

CWCT Testing Explained: Sequence B and What It Proves

Almost every UK curtain wall spec references CWCT sequence B testing — but what does it actually cover, how is it run, and what does a pass or fail mean on programme?

UPDATED JULY 2026 · 8 MIN READ
[ PILLAR GUIDE ]

Facade Fire Remediation: A UK Guide for Freeholders and Managing Agents

The end-to-end process of remediating an unsafe facade on a UK residential block — from FRAEW to Gateway 2 to phased installation with residents in occupation.

UPDATED JULY 2026 · 11 MIN READ
[ PILLAR GUIDE ]

Curtain Wall and Facade Maintenance: A UK Owner's Guide

Practical maintenance regime for UK curtain walling, rainscreen cladding, aluminium windows and doors — what to inspect, how often, and what triggers repair.

UPDATED JULY 2026 · 9 MIN READ
[ STANDARDS ]

GQA Qualifications Explained

What GQA qualifications are, which NVQs facade installers need, how they map to CSCS cards, and why specifiers should ask for them on every package.

UPDATED JULY 2026 · 8 MIN READ
[ PILLAR GUIDE ]

How Curtain Walls Are Installed

The complete curtain wall installation sequence — from survey and setting-out through bracket install, glazing, sealing and final CWCT testing. Stick and unitised covered.

UPDATED JULY 2026 · 12 MIN READ