CAVITY WALL & INSULATION | BLOCKS up to Lintel Height

In this episode, we hit a key milestone as blockwork reaches lintel height. I walk you through the latest progress, offer practical building tips on block setting, insulation placement, airtightness, cavity closers, and share insights on adapting to on-the-fly design changes. 👷‍♂️ What’s Covered: • Blockwork up to lintel height • Setting out tips without using profiles • Proper insulation installation & foil taping • Cavity closures, wall ties, and airtight sealing • Adjusting build plans on the fly • Preparing for outer blockwork and dig out • Starting pad footings for a new lean-to • Site changes including new roofline, cladding, and window seat idea Full House Extension Playlist 🏠 click here ⬇️    • Haskell House Extension   Timestamps: 00:00 – Site Update: What’s Been Done and What’s Coming 00:20 – How to Set Out Your Blockwork Correctly (Tips & Tricks) 01:04 – Working with Thermal Blocks in Structural Walls 01:46 – Insulation Tips for Maximum Efficiency 02:52 – Timelapse: Installing PIR Insulation in Cavity 03:20 – How to Avoid Cold Bridging with Proper Insulation Detailing 04:19 – Leaving Room for Cavity Closers at Window Reveals 05:42 – More Insulation Timelapse (Cavity Work Continued) 06:07 – Cutting and Taping PIR Insulation: Clean Finish Tips 08:15 – Wedging and Cutting Insulation Fillets (Thermal Tightness) 09:29 – Cleaning the Wall Cavity Before Outer Leaf Starts 09:50 – Starting the Outer Leaf Blockwork (Layer 1) 10:13 – Timelapse: Building Brickwork & Blockwork Corner 10:58 – Digging External Ground Level to Correct Depth 11:57 – Timelapse: Levelling Ground for Sub-Base 13:14 – Ready for Hardcore: Depth Check Complete 13:35 – Stone Sub-Base Levelling in Progress 14:42 – Pouring Concrete Pad Footing for Green Oak Framework 15:07 – Timelapse: Continuing Blockwork Courses 16:12 – Plan Changes Mid-Build (What’s Different and Why) 20:07 – Timelapse: Finishing Blockwork Up to Lintel Height 🧰 Whether you’re a DIY builder, extension enthusiast, or just love a solid build vlog—there’s loads to take from this one. ☻ Lets Connect: Follow me on Instagram:   / kippaxsignaturehomes   Facebook -   / kippaxsignaturehomes   Visit my website https://www.kippaxsignaturehomes.co.uk #cavitywall #concreteblocks #blockwork #lintelbeamheight #installinginsulation #insulation #houseextension #howtobuildanextension #garageconversion #garageextension #buildanextensionstepbystep #buildinganextensiontoyourhouse