Moisture and Ventilation in Suspended Floors and Cavity Walls

Got a question of your own? Send it in — Ask Skill Builder is a free service! 📪 ASK SKILL BUILDER https://skill-builder.uk/send We have over 1,300 episodes. Join 740,000 subscribers and help us hit that 1 million milestone! _______________________ 🔑 Key Insights Physical damp proof courses are the most reliable moisture barriers; chemical or dry rod alternatives cannot replace them fully. French drains must be installed at sufficiently deep levels with proper fall and membrane protection to be effective. Ventilation is critical to managing moisture in suspended floors; blocking air bricks often worsens problems rather than solves them. Surface water management, including proper rainwater discharge, is essential to prevent moisture ingress near foundations. Diagnosing damp problems requires a thorough investigation of drainage, ventilation, and structural details, not just surface symptom treatment. ================================== 👇 SUPPORT SB - BECOME A MEMBER https://www.youtube.com/channel/UC9GdB6vG6m6cDAwrTAWXgyg/join 📪 JOIN OUR NEWSLETTER https://skill-builder.uk/signup 🛒 SEE OUR FAVOURITES ON AMAZON https://www.amazon.co.uk/shop/skillbuilder 🎧 LISTEN TO OUR PODCAST https://blubrry.com/skillbuilder/subscribe 🎬 OUR VIDEO LIBRARY https://www.youtube.com/@SkillBuilder/videos 🔗 SEE EVERYTHING SB ON LINKTREE https://linktr.ee/skillbuilder https://www.facebook.com/skillbuilderchannel https://www.tiktok.com/@skillbuilder https://www.instagram.com/skill_builder (As an Amazon Associate, we earn from qualifying purchases) ================================== OUR FAVOURITE CHARITIES 👷 BAND OF BUILDERS https://bandofbuilders.org ⛯ THE LIGHTHOUSE CHARITY https://lighthousecharity.org 💧 CHARITY WATER https://www.charitywater.org