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2A Construction

Premium construction across London — extensions, loft conversions, roofing, HMO conversions & full domestic refurbishments.

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  • London, UK

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Registered in England & Wales • Company No: 15102296

Portfolio/Loft Conversion & Extension – Full Insulation Installation
Project image 1

Loft Conversion & Extension – Full Insulation Installation

2/6/2026loftpublished

At 2A Construction, we ensure every project is built to the highest standards — from structural framing all the way to achieving full thermal efficiency. This stage of the loft conversion and rear extension involved a full installation of high-performance insulation throughout floors, ceilings, walls, and around Velux windows. ✔ What was completed: • Full Floor Insulation High-density IKO Enertherm insulation installed between joists to maximise heat retention and eliminate cold bridging. • Ceiling & Roof Slope Insulation All roof slopes and ceilings fully insulated to building-control standards for energy efficiency and soundproofing. • Velux Window Perimeter Insulation Precision-cut panels fitted around each Velux frame for airtightness and minimal thermal loss. • Service Integration Electrical cables, plumbing routes, and structural joists coordinated with insulation placement for a clean and compliant finish. • Preparation for Plasterboard The loft is fully insulated and ready for plasterboarding, creating a warm, comfortable, and energy-efficient living area. This stage is crucial because it: - Ensures low energy bills - Keeps the home warm in winter and cool in summer - Prevents condensation and mould - Meets UK Building Regulations for loft conversions - Builds the foundation for a high-quality finished space

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Loft Conversion & Extension – Full Insulation Installation | Our Projects | 2A Construction
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