Ireland’s Retrofit Race — with Dr. Ciarán Byrne (SEAI)

How Ireland is making homes warmer, cheaper to run, and lower-carbon—at real scale—and what you should actually do first. Ireland’s Retrofit Race Ireland set out to decarbonise its housing by upgrading existing homes—insulation first, fossil heating out, heat pumps and other renewables in. Dr. Ciarán Byrne from the Sustainable Energy Authority of Ireland explains what “retrofit” really means, where the numbers stand, what’s working, and how to start your own upgrade without getting overwhelmed. Ireland’s Retrofit Race with Dr. Ciarán Byrne “Anything you do in this space is no-regrets work.” Dr. Ciarán Byrne C Dir Why listen to Ireland’s Retrofit Race Plain-English retrofit 101: What counts, what doesn’t, and why external wall insulation can make a whole street look brand new. Real progress, real targets: Thousands of upgrades each year, with a growing share of homes reaching a strong BER rating. Money + logistics, demystified: Grants that can be netted off your bill, low-cost green loans, and why using registered contractors matters. Old buildings, smart fixes: How “breathable” materials and traditional-home know-how avoid moisture traps in heritage fabric. Myths busted: You usually don’t need to move out for a deep retrofit; confusion often comes from bundling retrofits with kitchen or bathroom refits. Ireland’s Retrofit Race Pilot Projects Under 1 Minute Snippet Chapters (00:00:00) - What is retrofitting? A home-energy upgrade: insulate the fabric (walls, roof, doors, windows), then swap fossil heat for renewable systems like heat pumps.(00:03:00) - Targets & the clock: Carbon budgets arrive in five-year blocks; scaling now matters because the decade is “back-end loaded.”(00:04:30) - Scorecard: Applications and completions climbing, more homes hitting BER B2, and solid momentum behind insulation-first pathways.(00:09:30) - Scorecard: Applications and completions climbing, more homes hitting BER B2, and solid momentum behind insulation-first pathways.(00:16:00) - The homeowner journey: Make action easy; reduce clicks and complexity; balance demand with trained, inspected, registered contractors.(00:20:00) - Grants that actually move: Faster approvals, one-stop shops that can net off aid, and quality assurance through inspections.(00:30:00) - “Isn’t this only for the wealthy?” Attic insulation is often the cheapest, best first step; green finance covers the rest.(00:33:00) - Deep retrofit myths: Staying put vs. moving out—and why people conflate retrofits with other renovations.(00:34:00) - Heritage & physics: Permeable vs. impermeable materials and a growing evidence base for doing old buildings right(00:37:00) - What’s next: Optimised construction, off-site panels, digital twins—promising, but still at early stage locally.(00:40:00) - SEAI’s role: “The meat in the sandwich”—bridging policy and delivery while simplifying, standardising, consolidating.(00:41:00) - 2026 success looks like… Bigger numbers, smoother customer journeys, and a confident supply chain.(00:42:00) - Final advice: Check your BER and advisory report, explore grants/finance, pick registered contractors, and start now.