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371 guides across 20 house files. Each one opens with an energy record: the file and stage, the question it answers, the evidence level and the first check. Page 9 of 10, guides 329 to 369.
File 07 - Solar panels and storage The Solar Inverter, Explained What a solar inverter does, how string inverters, optimisers and microinverters differ, and why inverter choice affects shading and replacement. Educational only, not advice for a particular home. File 14 - The UK EPC system The UK EPC Register How to find, read and use the UK EPC registers, what they publish, and what to do when a register entry looks wrong. File 14 - The UK EPC system The UK EPC System, Explained How the UK Energy Performance Certificate system works, what an EPC shows, when one is needed, and how the four nations differ. File 03 - Home energy audits Thermal Imaging in Audits What thermal imaging can and cannot show, the conditions needed for useful images, and how to read a thermal survey without over-interpreting colours. File 18 - Energy performance by home type Timber-Framed Homes Energy patterns in timber-framed homes: lightweight structure, cavity insulation, airtightness and moisture detailing. Educational guidance only, not advice for a specific home. File 20 - Checks, mistakes and maintenance Tracking Improved Performance How to track whether energy improvements actually helped, using readings, comfort notes and cautious comparison. Educational guidance only, not advice for a specific home. File 16 - Installers and professionals Trades Coordination on Site How electricians, plumbers, insulators and other trades stay out of each other's way on a retrofit, and what the homeowner should watch. Educational guidance only, not advice for a specific home. File 08 - Windows, doors and ventilation Trickle Vents and Extract Fans How trickle vents and extract fans work together, how to choose and position them, and why noise and maintenance decide whether they stay in use. Educational only, not advice for a particular home. File 08 - Windows, doors and ventilation Triple Glazing: When It Helps When a third pane is worth it and when it is not: cold climates, noisy locations, large glazed areas and the weight, cost and light trade-offs. Educational only, not advice for a particular home. File 14 - The UK EPC system UK EPC Appeals and Corrections What to do when a UK EPC looks wrong, how corrections and appeals work in general, and what evidence helps a challenge succeed. File 14 - The UK EPC system UK EPC Assessor Accreditation How UK EPC assessors are accredited, what accreditation means for a certificate, and how to check an assessor before commissioning work. File 14 - The UK EPC system UK EPC Bands and Scores What EPC bands A to G mean, how the 1 to 100 score relates to the band, and why two homes in the same band can still differ. File 14 - The UK EPC system UK EPC Changes to Watch What is changing, or proposed to change, in the UK EPC system, and how to follow reform without mistaking a proposal for law. File 14 - The UK EPC system UK EPCs and Energy Advice How EPCs should, and should not, be used in energy advice, what a good advice conversation adds beyond a certificate, and where to get further help. File 14 - The UK EPC system UK EPCs and Letting Rules How EPCs fit into the wider letting rules in the UK, from marketing and tenant information to the interaction with other housing standards. File 14 - The UK EPC system UK EPCs and New Builds How EPCs work for new homes in the UK, from design-stage predictions to as-built certificates, and what buyers should check. File 14 - The UK EPC system UK EPCs and Social Housing How EPCs are used in UK social housing, for stock planning, tenant information and funding, and how that use differs from private rented lettings. File 14 - The UK EPC system UK EPCs and the Private Rented Sector How EPCs function specifically in the private rented sector, for landlords, tenants and agents, beyond the general transaction role. File 14 - The UK EPC system UK EPCs: England and Wales How EPCs work specifically in England and Wales, including when one is needed, what the register shows, and how rented property standards use EPC ratings. File 14 - The UK EPC system UK EPCs: Northern Ireland How EPCs work in Northern Ireland, where to find certificates, and how Northern Ireland arrangements differ from the rest of the UK. File 14 - The UK EPC system UK EPCs: Scotland How EPCs work in Scotland, what makes the Scottish system and certificate different, and where to check current Scottish rules. File 14 - The UK EPC system UK Minimum Efficiency Standards for Rentals The UK minimum efficiency standards for rented property in outline, how they use EPC ratings, and why the position differs by nation. File 06 - Heating and heat pumps Underfloor Heating How underfloor heating warms a room from the floor up, why it suits low-temperature systems, and what floor build-up and control questions to settle first. Educational only, not advice for a particular home. File 18 - Energy performance by home type Urban Homes and Energy Energy patterns in urban homes: shelter, shading, shared walls, heat islands and constrained access. Educational guidance only, not advice for a specific home. File 08 - Windows, doors and ventilation Ventilation and Allergens, in General How ventilation and filtration can reduce indoor allergens in general terms, and what ventilation alone cannot do for allergy management. Educational only, not advice for a particular home. File 20 - Checks, mistakes and maintenance Ventilation Filter Changes Ventilation filter changes: why filters matter, how often they need attention, and what to record. Educational guidance only, not a maintenance manual. File 08 - Windows, doors and ventilation Ventilation for Kitchens and Bathrooms Why kitchens and bathrooms need stronger, faster ventilation than other rooms, and how extract rates, ducting and controls should be set. Educational only, not advice for a particular home. File 08 - Windows, doors and ventilation Ventilation Maintenance Checks A routine for keeping ventilation working: vents, fans, filters, ducts and controls, checked seasonally and after any building work. Educational only, not advice for a particular home. File 20 - Checks, mistakes and maintenance Ventilation Mistakes The specific mistakes that spoil ventilation: blocked routes, noisy fans, unbalanced air and moisture misread as leaks. Educational guidance only, not advice for a specific home. File 08 - Windows, doors and ventilation Ventilation: Why Airtight Homes Still Need Air Why sealing a home for warmth makes deliberate ventilation more important, not less, and how fresh air, moisture and pollutants are managed. Educational only, not advice for a particular home. File 15 - Assessors, certificates and evidence What an Assessor Does The assessor's job step by step, from briefing and survey to lodged certificate, and what an assessor does not do. File 03 - Home energy audits What an Auditor Checks, Room by Room A room-by-room tour of an audit: what the auditor looks at in living rooms, bedrooms, kitchens, bathrooms, halls, lofts and basements, and why each room matters. File 02 - Energy Performance Certificates What an EPC Rating Measures The modelled quantities behind an EPC rating, how standard assumptions shape the result, and what the rating leaves out. File 01 - Home energy performance foundations What Improved Performance Actually Means Beyond a better letter on a certificate, what counts as genuine improvement in comfort, bills, carbon and resilience, and how to tell real change from paper change. File 12 - The EPBD framework in the EU What the EPBD Does Not Do The limits of the EPBD: what it does not require, does not guarantee and does not decide, so that headlines and sales claims can be judged fairly. File 04 - Reading your energy rating When a Rating Does Not Move Why a rating sometimes stays the same after work, what causes that, and how to tell whether the work failed, the model missed it, or the assessment missed it. File 01 - Home energy performance foundations When to Reassess Performance The moments that should prompt a fresh look at a home's performance: work completed, extensions, system changes, household changes, and time passing. File 09 - Whole-house retrofit planning Whole-House Retrofit Planning A starting map for whole-house retrofit: assessing the home as one system, sequencing measures, and planning budget, disruption and evidence together. Educational only, not advice for a particular home. File 01 - Home energy performance foundations Whole-House Thinking vs a Single Measure Why one popular measure, fitted on its own, often disappoints, and how a whole-house sequence links fabric, heating, ventilation and controls into work that holds together. File 08 - Windows, doors and ventilation Window Frames, Compared How timber, uPVC, aluminium and composite window frames compare on insulation, durability, maintenance, appearance and cost, in general terms. Educational only, not advice for a particular home. File 08 - Windows, doors and ventilation Window Replacement vs Secondary Glazing How to choose between replacing windows and adding secondary glazing, especially for period homes, noisy streets and rented properties. Educational only, not advice for a particular home.