W-Hanson UK

  When building a structure that needs   long-term strength and reliability , not all timber is equal.   C24 treated joists   stand out as the   premium choice   for builders who refuse to compromise on quality. In this guide, you’ll learn: ✔  Why C24 joists outperform  standard C16 timber ✔  Key advantages  of pressure-treated C24 for durability ✔  Best applications  (flooring, roofing, decking frames) ✔  How to choose the right size  for your project By the end, you’ll understand why  professionals consistently choose C24 treated joists —and where to source the best ones. What Are C24 Treated Joists? C24 timber  is a  high-strength graded softwood , treated with preservatives to resist rot, insects, and moisture damage. Compared to standard C16 timber: Feature C24 Joists C16 Joists Bending Strength Higher load capacity Standard strength Moisture Resistance Pressure-treated for outdoor use Often untrea...

  🔍 Quick Answer: C16 or C24 – Which is Best for Your Project? If you need  cost-effective timber for general construction , go with  C16 treated softwood . If you need  stronger, more durable timber for heavy loads , choose  C24 treated joists . But there’s much more to consider! This guide will break down: ✅  Key differences between C16 & C24 treated timber ✅  Best uses for each grade  (with real-world examples) ✅  Where to buy high-quality C16 & C24 timber in the UK ✅  Pro tips to avoid costly mistakes 🏗️ What’s the Difference Between C16 & C24 Treated Softwood? 1. Strength & Load-Bearing Capacity Grade Bending Strength Use Case C16 Moderate Floor joists (light loads), stud walls, roofing C24 High Heavy-duty flooring, beams, structural projects 🔹  C16  – Good for most  residential projects  (e.g., garden sheds, partition walls). 🔹  C24  – Best for  commercial builds, long spans, a...