Archives: Glossary

  • Hydrobox

    A hydrobox is typically similar in size and layout to a conventional gas boiler and acts as a pre-packaged plumbing station. This is part of the split system.

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  • Split System

    A “split” system is divided into separate indoor and outdoor units.

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  • Monobloc

    A monobloc heat pump is an all-in-one heating system where all the main components are housed inside a single outdoor unit.

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  • Assumed PVGIS system losses (%)

    This pre-configured value acts as a catch-all safety buffer to account for various real-world inefficiencies between the DC power generated by your solar panels and the AC power delivered to the electricity grid

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  • hygrothermal assessment

    An engineering analysis that tracks how heat and moisture move simultaneously through building walls, roofs, or floors

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  • Zero Direct Emissions Heating

    Heating that produces no emissions at the point of use, such as electric heat pumps or direct electric heating.

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  • Zero Carbon

    A term used when a building, process or activity produces no net carbon emissions. In homes, this usually involves reducing demand first, then using low-carbon heat and renewable energy.

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  • Zoning

    Dividing a heating system into separate areas that can be controlled independently, improving comfort and efficiency.

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  • XPS Insulation

    Extruded polystyrene insulation. A rigid foam insulation often used where moisture resistance and compressive strength are needed.

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  • Window Reveal

    The area around the window opening. Reveals are important because they can create thermal bridges if not insulated properly.

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