Author: AndyL

  • Pas 2030/35

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    Pas 2030 and 2035 Basics. PAS 2030/2019 here. Pas 2035/2023 here. A Publicly Available Specification (PAS) is a document that defines good practice standards for a product, service, or process. PAS 2035/2030 are linked frameworks that outline best practices for retrofitting homes in the UK to enhance energy efficiency. While PAS 2030 focuses on the quality of the…

  • Heat Batteries

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    A heat battery is a device that stores heat energy and releases it when your home needs it. As the UK moves towards cleaner and smarter ways to heat our homes, one technology is starting to make a name for itself: heat batteries. You might have seen them mentioned alongside heat pumps in recent government…

  • Solar Tariffs.

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    Store or use, the supplier will pay less for the power return. Having solar panels on our properties allows us to generate electricity when the British weather cooperates, of course! How we use that electricity depends on our needs and what we can afford to optimize. While batteries are an excellent way to store and…

  • Solar in Depth.

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    The light energy frees electrons, creating a Direct Current (DC) flow of electricity. A photovoltaic system consists of PV cells, which are grouped into modules (solar panels) and arranged into arrays. Solar PV basics. Solar panels provide an eco-friendly and sustainable method for power generation, as they harness sunlight and produce no direct greenhouse gas…

  • UK Property History.

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    Over the years, many homes have been layered with materials like non-breathable paints, renders, pebble dashing. Homes built in the UK before the 1980s often lack adequate insulation or have none at all. While building regulations at the time may have included some insulation standards, they were typically not enforced in practice. When planning insulation…

  • MPAN and DNO.

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    Meters need to be equipped with a unique reference to allow the collection of bills. MPAN (Meter Point Administration Number) sometimes called an “Electricity Supply Number” is a unique 12-digit number that identifies the specific electricity supply point for a property in the UK. It’s used by electricity suppliers and network operators to ensure energy…

  • Allowing Homes To Breathe.

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    When we insulate or upgrade a property, the original construction is just as important as the finished result. Trying to achieve the unachievable often leads to failure and when it comes to improving our homes, that’s especially true if we ignore how they were originally built. When we insulate or upgrade a property, the original…

  • Thermal Values explained.

    Some quick values. U-values for existing dwellings. U-values for windows and doors. Insulation basics. When insulating our homes, there are crucial factors to consider, ensuring optimal energy efficiency, comfort, maintaining moisture balance and compliance with building regulations. Effective insulation can significantly reduce energy costs, enhance indoor comfort, and contribute to environmental sustainability. However, selecting the…

  • Technical side of Heat Pumps.

    Heat pumps move energy so we can heat our homes and provide hot water. Consider a heat pump to be a heat mover, not a heat maker. The Science. To understand how heat pumps work, we need to cover some basic physics. At a temperature of 0°C (273 K) and a pressure of 1 atmosphere…

  • Health and Safety.

    Where qualified professionals are appointed, their crews should hold the appropriate UK certifications Health and safety Basics. Health and safety must always be the foremost consideration in any building or home-improvement project. This helps safeguard all individuals on site and protects the property and its surroundings. You should always refer to the most up-to-date UK…