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What Size Roof Pipe Flashing Do I Need?

What Size Roof Pipe Flashing Do I Need?

What Size Roof Pipe Flashing Do I Need? (Complete Guide from 3mm to 1000mm) Choosing the correct roof pipe flashing size is one of the most important parts of getting a watertight seal on your roof. Get it right, and installation is straightforward. Get it wrong, and...

When Should I Use Stainless Steel Air Valves?

When Should I Use Stainless Steel Air Valves?

When Should You Use Stainless Steel Air Valves? When you’re putting a ventilation system together, most of the time a standard air valve will do the job without any issues. But there are certain situations where it’s worth stepping up to a stainless steel air valve...

What’s Needed To Install An Invisible Or Plaster In Air Valve?

What’s Needed To Install An Invisible Or Plaster In Air Valve?

Invisible / Plaster-In Air Valves – What Is Actually Needed? Invisible air valves (or plaster-in valves as most people call them) have become really popular over the last few years — especially on higher-end residential jobs. We’re getting asked about them more and...

Should I Put Stainless Steel On Commercial Kitchen Walls

Should I Put Stainless Steel On Commercial Kitchen Walls

When it comes to finishing the walls in a commercial kitchen, the choice of material matters more than most people think. It’s not just about appearance — it directly impacts hygiene, durability, maintenance, and even long-term cost. The three most common options are:...

What Is a Heat Recovery Ventilation Unit and How Does It Work?

What Is a Heat Recovery Ventilation Unit and How Does It Work?

Modern buildings are becoming more airtight as energy efficiency standards improve. While this helps reduce heat loss, it also means that fresh air cannot enter the building naturally as easily as it once did. This is where heat recovery ventilation units play an...

Quick Duct Explained – When Do You Need an Adapter or Clamp?

Quick Duct Explained – When Do You Need an Adapter or Clamp?

Quick Duct Explained – When Do You Need an Adapter or Clamp? If you’ve ever stood on site with a length of spiral duct in one hand and a section of quick-fit duct in the other, you’ll know the question… “How are these actually meant to join?” Quick duct (also called...

When Should You Use a 45 Degree Saddle Take Off in Spiral Ductwork?

When Should You Use a 45 Degree Saddle Take Off in Spiral Ductwork?

When Should You Use a 45 Degree Saddle Take Off in Spiral Ductwork? If you’re branching off a spiral duct line, the fitting you choose makes more difference than you may think. A lot of systems still use straight saddle collars by default. These do work of course —...

What Is the Difference Between Roof Cowls?

What Is the Difference Between Roof Cowls?

What Is the Difference Between Roof Cowls? China Mans Hat vs Vertical Jet vs Fibreglass Roof Cowls It is one of our most common questions. What Roof Cowl do I need? Or what’s the difference in them? Roof cowls play a critical role in ventilation systems. They protect...

Project Spotlight: New Popeyes Restaurant at The Junction, Antrim

Project Spotlight: New Popeyes Restaurant at The Junction, Antrim

Project Spotlight: New Popeyes Restaurant at The Junction, Antrim Fresh Air Supplies is proud to support exciting commercial developments across Northern Ireland, especially those close to home. We were pleased to supply a complete range of spiral ducting, fixtures,...

Project Spotlight: Supplying Lidl Cookstown

Project Spotlight: Supplying Lidl Cookstown

Project Spotlight: Supplying Lidl Cookstown with Atlantic Air Fresh Air Supplies was proud to support the recent Lidl Cookstown development, working in partnership with established ventilation contractor Atlantic Air to deliver reliable, high-quality ventilation...

Understanding IP Ratings: What They Mean for Ventilation Fans

Understanding IP Ratings: What They Mean for Ventilation Fans

Understanding IP Ratings: What They Mean for Ventilation Fans When choosing ventilation fans for your projects or customers, you may have come across "IP ratings" in the product specifications. But what do those numbers actually mean? And why are they important when...

What is ErP 2026 and How Will It Affect Ventilation Products?

What is ErP 2026 and How Will It Affect Ventilation Products?

At Fresh Air Supplies, we keep a close eye on evolving regulations that shape the future of our industry. One of the most significant updates on the horizon is ErP 2026—the next phase in the European Union’s Energy-related Products Directive. If you work with fans,...

Quality at the Core: Behind the Scenes of Our Spiral Duct Manufacturing

Quality at the Core: Behind the Scenes of Our Spiral Duct Manufacturing

At Fresh Air Supplies, we believe that quality isn’t something you inspect at the end — it’s something you build into every stage of the process. That philosophy is especially evident in our spiral duct manufacturing line, where every meter of ducting is produced with...

What Are The UK Building Standards for Ventilation ?

What Are The UK Building Standards for Ventilation ?

Here's a comprehensive overview of the main UK building standards for ventilation: 1. ????️ Building Regulations – Approved Document F ("Ventilation") The core legal framework for ventilation in England and Wales: Volume 1: Dwellings – Guidance on natural, mechanical...