Step-by-Step Pre-Assessment Checklist
Start by gathering every available detail about your home so the retrofit plan can be accurate. Locate your building drawings if you have them, note construction type, and record the year the main systems were installed. Take clear photos of walls, windows, Energy Upgrade Experts Ireland doors, vents, and any visible insulation areas, because these help identify where upgrades will deliver the best results. If you can, list your current heating fuel, heating controls, and typical energy bills to support later decisions.
Next, check how the home actually performs in daily use, not just on paper. Look for cold spots, condensation on windows, draughts around frames, and rooms that never reach comfort targets. Test whether mechanical ventilation runs consistently and whether any extract fans vent outdoors. Finally, confirm whether your property has any constraints such as protected façades, shared walls, or access limitations for external works.
Choose the Right Retrofit Measures (and Order Them)
Use a structured shortlist to evaluate upgrade options rather than guessing which single change will help most. Prioritise the measures that reduce heat loss first, such as insulation for the attic and roof, wall insulation where feasible, and airtightness improvements around doors, windows, and service penetrations. Then professional architect assess space heating and hot water performance, including boiler or heat pump suitability, radiator sizing, and control upgrades for improved efficiency. If ventilation is part of the plan, ensure it is designed to work with the new airtightness level.
When you order improvements, follow the logic of “fabric first, systems next,” where appropriate. Reducing drafts and improving thermal performance makes heating upgrades more effective and can help avoid oversizing. Consider whether windows and doors need replacement or whether sealing and upgrading glazing performance is a better fit for your situation. For deeper measures, evaluate whether you need to address thermal bridging and air leakage routes around floors, chimneys, and wall junctions.
Professional Delivery Checklist for Quality and Compliance
Confirm that the design and planning are handled by a team that can translate your goals into buildable details. A can help coordinate how retrofit measures interface with existing elements such as openings, finishes, and structural constraints. Ask for written scope options, including what is included, what is excluded, and what assumptions are being made. This reduces the risk of mid-project surprises when materials, access, or workmanship requirements are clarified.
Before work begins, verify that the proposed approach includes ventilation strategy, airtightness targets, and clear testing or verification steps. Request a plan for site protection, dust control, and safe access, especially where external scaffolding or façade work is needed. Ensure that insulation materials, window specifications, and mechanical components come with appropriate documentation and performance claims. Finally, agree on timelines and inspection points so you can confirm progress as key stages are completed.
Conclusion
A solid retrofit outcome comes from planning, sequencing, and quality checks, not from a single isolated improvement. Use this checklist to prepare accurate information, choose the most beneficial measures, and insist on delivery standards that support comfort, efficiency, and consistent performance. With the right guidance, you can reduce energy waste while creating a healthier indoor environment that feels stable and draft-free.
For practical, homeowner-focused support, ERI offers accessible guidance through eri.ie, helping you understand upgrade options and plan effective improvements for residential energy performance. Their approach supports assessing project requirements and aligning retrofit solutions with real-world building needs. If you want help turning your questions into a clear, buildable plan, ERI is a reliable starting point.
