Knowledge Hub

Armaflex Self-Adhesive Tape: Fast Sealing for Perfect Joints
Armaflex Self-Adhesive Tape: Fast Sealing for Perfect Joints in HVAC and plumbing, boosting efficiency, preventing condensation and ensuring durable insulation Read more...
76mm Pipe Insulation Guide: Sizes, Materials & Wall Thickness
Everything you need to know about 76mm pipe insulation — materials, wall thickness selection, BS 5422 compliance and installation for large bore commercial and industrial pipework. Read more...
35mm Pipe Insulation Guide: Sizes, Materials & Wall Thickness
Everything you need to know about 35mm pipe insulation — materials, wall thickness selection, BS 5422 compliance and installation advice from the UK's specialist pipe insulation supplier. Read more...
The Ultimate Guide to Pipe Lagging — Everything You Need to Know
The complete UK guide to pipe lagging — covering materials, sizes, wall thickness selection, installation and BS 5422 compliance. Expert advice from the UK's specialist pipe insulation supplier. Read more...
Armaflex Pipe Insulation — The Smart Fix for Frozen Pipes
Stop winter damage before it starts with Armaflex Pipe Insulation The Smart DIY Fix For Frozen Pipes and a fast, efficient way to protect your plumbing Read more...
Best Building Insulation Materials for Commercial Projects
Discover the Best Building Insulation Materials for Commercial Projects, comparing performance, cost and sustainability for smarter, energy-efficient design Read more...
Why Kingspan Kooltherm Pipe Insulation Is Transforming HVAC Pipe Insulation UK
Discover why Kingspan Kooltherm Pipe Insulation is transforming HVAC pipe insulation UK with superior thermal efficiency, slim profiles and long-term performance Read more...
BS 5422 Pipe Insulation Standards Guide For Pipe Insulation UK
BS 5422 Pipe Insulation Standards Guide For Pipe Insulation UK explains compliant specs, thickness, and performance to optimise thermal efficiency and safety Read more...
Armaflex vs Tubolit: Which Pipe Insulation Should You Choose?
Armaflex and Tubolit are two of the most widely used pipe insulation products in the UK. Both are elastomeric foam, but they differ in fire rating, thermal performance and price.... Read more...
Armaflex vs K-Flex: Which Pipe Insulation Should You Choose?
Armaflex and K-Flex are the two leading brands of elastomeric pipe insulation. This guide compares them on fire rating, thermal performance, condensation control, price and applications to help you choose... Read more...
How to Insulate Condensate Pipes — Complete Guide
Boiler condensate pipes are one of the most commonly neglected insulation jobs in UK homes and commercial buildings. This guide explains how to insulate condensate pipes correctly, which insulation to... Read more...
Armaflex Adhesive Guide — How to Use Armaflex 520 Correctly
Armaflex 520 is the contact adhesive used to seal and bond all grades of Armaflex pipe and sheet insulation. This guide explains how to apply it correctly, coverage rates, drying... Read more...
Can Pipe Insulation Be Used Outside? Outdoor Pipe Lagging Guide
Not all pipe insulation is suitable for outdoor use. This guide explains which products can be used externally, what weatherproofing is required and the best solutions for exposed pipework in... Read more...
Armaflex Installation Guide — How to Fit Armaflex Pipe Insulation
A step-by-step guide to fitting Armaflex pipe insulation correctly, covering measuring, cutting, fitting straight runs, bends, valves and fittings, and sealing joints for a professional vapour-tight finish. Read more...
Armaflex vs Rockwool Pipe Insulation — Which Should You Choose?
Armaflex and Rockwool are fundamentally different pipe insulation materials suited to different applications. This guide compares them on thermal performance, fire rating, condensation control, temperature range, installation and cost. Read more...
Pipe Insulation Wall Thickness Guide: Choosing the Right Thickness for Your Application
Choosing the right Armaflex wall thickness is critical for thermal performance, condensation control and Part L compliance. This guide explains when to use 9mm, 13mm, 19mm and 25mm wall Armaflex... Read more...
Condensation on Pipes: Causes, Prevention and the Right Insulation
Condensation on pipes — sometimes called pipe sweating — is one of the most common problems in HVAC, chilled water and cold water installations. This guide explains why it happens,... Read more...
Rockwool Pipe Insulation The Fire Safe Upgrade You Need Now
Rockwool Pipe Insulation: The Fire Safe Upgrade You Need Now to boost fire resistance, cut heat loss and protect critical pipework in demanding environments Read more...
Fire Rated Insulation Types: BS 476 Class 0 vs Class 1 Explained
Fire Rated Insulation Types: BS 476 Class 0 vs Class 1 Explained in clear detail, comparing performance, compliance, and best uses for safer building design Read more...
Metric vs Imperial Pipe Sizes
Metric vs Imperial Pipe Sizes: understand key differences, conversions and standards to avoid costly specification errors in your next piping project Read more...
Copper Pipe Size vs Insulation Size
Choosing the right insulation size for your copper pipe is more than a simple diameter match; it directly impacts energy efficiency, condensation control and long-term system performance. In this guide,... Read more...
How to Measure Pipe Insulation Size
Choosing the right pipe insulation size starts with accurate measurements and an understanding of how insulation is labeled and sold. This guide walks through measuring outside pipe diameter, accounting for... Read more...
28mm Pipe Insulation Guide: Sizes, Materials & Wall Thickness
Discover everything you need to know about 28mm pipe insulation, from choosing the right material to understanding wall thickness and sizing for maximum efficiency. This guide breaks down key options... Read more...
22mm Pipe Insulation Guide: Sizes, Materials & Wall Thickness
Choosing the right insulation for 22mm pipework can make a huge difference to energy efficiency, system performance and long term running costs. This guide breaks down the key sizes, materials... Read more...
15mm Pipe Insulation Guide: Sizes, Materials & Wall Thickness
Choosing the right insulation for 15mm pipes can dramatically cut heat loss, prevent freezing and improve system efficiency, but it is not always obvious which size, material or wall thickness... Read more...
Foil-Faced Insulation: When and Why You Need a Vapour Barrier
Foil-Faced Insulation: When and Why You Need a Vapour Barrier to stop hidden moisture damage, boost energy efficiency and protect your home long term Read more...
Acoustic Pipe Insulation: Quieting Noisy HVAC Systems
Acoustic Pipe Insulation: Quieting Noisy HVAC Systems with practical tips to cut vibration, improve comfort and boost energy efficiency in any building Read more...
Best Outdoor Pipe Insulation for UK Weather Conditions
Not all pipe insulation is suitable for outdoor use in the UK. This guide compares the best products for external pipework — from Armaflex Tuffcoat to HT Solar — and... Read more...
Pipe Insulation by Pipe Size — Complete Sizing Guide
Pipe Insulation by Pipe Size — Complete Sizing Guide to choosing the right fit, cutting heat loss, preventing condensation and maximising energy efficiency Read more...
DIY Techniques for Insulating Pipes
DIY Techniques for Insulating Pipes to cut heat loss, prevent freezing and lower bills, with simple tools and step by step guidance for every homeowner Read more...
5 Common Pipe Lagging Mistakes That Waste Energy and Money
Stop leaks in your budget: uncover 5 Common Pipe Lagging Mistakes That Waste Energy and Money and learn quick fixes that boost efficiency and comfort Read more...
Underground Pipe Insulation — Complete Guide
Underground Pipe Insulation — Complete Guide to preventing heat loss, pipe damage and costly repairs with smart materials, methods and expert tips Read more...
Armaflex Class O Pipe Insulation — Technical Guide
Armaflex Class O Pipe Insulation — Technical Guide to maximising thermal efficiency, condensation control and fire safety in HVAC and industrial systems Read more...
Armaflex Tuffcoat Underground Pipe Insulation
Discover how Armaflex Tuffcoat Underground Pipe Insulation protects buried pipework from corrosion, moisture and heat loss for long term efficiency Read more...
How to Insulate Water Pipes Like a Pro
A practical step-by-step guide to insulating water pipes correctly — covering hot water, cold water and condensate pipes, how to choose the right insulation and how to fit it properly. Read more...
Armacell Armaflex Evo Pipe Insulation
Armacell Armaflex Evo Pipe Insulation boosts energy efficiency, cuts condensation and enhances fire safety for modern heating and cooling systems Read more...
Explaining Fire Ratings of Insulation
Explaining Fire Ratings of Insulation so you can choose safer materials, meet UK building regs and protect your home from hidden fire risks Read more...
Waterproof Pipe Lagging — Outdoor and Underground Guide
Waterproof Pipe Lagging — Outdoor and Underground Guide to protect pipes from rain, frost and soil moisture, cut heat loss and prevent costly damage Read more...
Hot Water Pipe Insulation Guide: Part L Compliance, Heat Loss & Best Insulation Materials
Hot water pipe insulation is one of the simplest and most cost-effective ways to improve energy efficiency in homes, commercial buildings, and industrial installations. By insulating hot water pipework correctly,... Read more...
Tuffcoat Outdoor Pipe Insulation Guide
Armaflex Tuffcoat is the professional solution for outdoor pipe insulation in the UK. This guide covers where to use it, available sizes, wall thickness selection, installation tips and how it... Read more...
Pipe Insulation Guide
Pipe Insulation Guide: discover how to prevent heat loss, stop frozen pipes and cut energy bills with simple, effective insulation tips for every home Read more...
Why You Need Pipe Lagging and Insulation at Home
Most homeowners don't think about their pipes until something goes wrong. This guide explains why pipe lagging is one of the simplest and most effective ways to protect your home,... Read more...
Pipe Insulation in Concrete — Buried and Cast-In Applications
Pipes cast into concrete or buried beneath floor slabs need specialist insulation that can withstand compressive loads without crushing. This guide covers the right products, installation methods and why getting... Read more...
Mastering Pipe Bend Insulation with Armaflex
Straight pipe runs are usually simple to insulate. The real challenge comes when you reach bends, elbows, tees, branches, valves and stopcocks. These areas need careful cutting and sealing to... Read more...
What Are the Key Benefits of Pipe Lagging?
Pipe lagging is one of the most cost-effective ways to improve energy efficiency, prevent frozen pipes and reduce condensation. Discover the key benefits of insulating your pipework and choosing the... Read more...
Installing Loft Insulation Rolls in the UK — Complete Guide
Loft insulation is one of the most cost-effective energy saving measures in a UK home. This complete guide covers choosing the right roll, how to install it correctly, and how... Read more...
Thermal Insulation Benefits: Cut Energy Costs by Up to 40%
Discover Thermal Insulation Benefits: Cut Energy Costs by Up to 40% while boosting comfort, reducing heat loss and improving your homes energy efficiency Read more...
How to Protect Cold Water Pipes from Mould
Cold water pipes sweating or growing mould? The cause is surface condensation — and the fix is closed-cell pipe insulation with an integrated vapour barrier. This guide explains why it... Read more...
How to Keep Pipes from Freezing Without Heat
How to Keep Pipes from Freezing Without Heat using simple hacks, smart insulation and water flow tricks to protect your home in even the coldest snap Read more...
Best Pipe Insulation for Winter 2026: Stop Frozen Pipes & Save on Energy Bills
Discover the best pipe insulation and lagging solutions to prevent frozen pipes, reduce energy costs, and protect your property this winter. Expert guide with product recommendations from Armaflex, Rockwool, Kingspan... Read more...