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How Passive House principles can improve existing home performance?

Understanding Passive House principles gives insight into how a home SHOULD perform. These five principles—airtightness, insulation, quality windows, mechanical ventilation, and minimising thermal bridges—work together to ensure comfort, energy efficiency, and durability! If you have a very tight budget and you’re NOT planning a full Passive House renovation, don’t worry!

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From Dream to Reality: Building a Passive House

Are you curious about what it takes to create a Passive House? It’s more than just sketches and approvals – it’s a journey of creativity, collaboration, and precision! 1. Sketch Design – We start with your vision, balancing the client brief, budget, site conditions, solar access, and our knowledge of Passive

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What is a thermal bridge?

Thermal bridges are weak spots in a building’s thermal envelope, allowing heat to escape or enter through those points. Any corner or joint in the building (e.g. slab edges, wall-to-roof junctions, ridges) requires careful detailing to prevent unnecessary energy loss. If thermal bridges aren’t properly managed with efficient detailing, they

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Everyone knows, insulation is mandatory!

Insulation is one of the main pillars of Passive House design, but it works closely with other principles to be effective. For example, a well-insulated, airtight house will have higher moisture levels, leading to humidity and condensation. This is managed through mechanical ventilation and smart vapour-permeable membranes (check out my

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What is an HRV or ERV? And why do you need one?

A Heat Recovery Ventilation system (HRV) or an Energy Recovery system (ERV) is vital in Passive Houses. It ensures a constant supply of fresh air by expelling stale indoor air and bringing in fresh outdoor air—all while filtering out pollutants, allergens, and excess moisture. For cooler days, an ERV system

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Can I open my windows?

Yes! There are great advantages to opening your windows in a Passive House. Contrary to what many might think, living in a Passive House doesn’t mean sealing yourself off from fresh air. Opening your windows can actually play a crucial role in maintaining comfort and energy efficiency. For instance, during

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Why does airtightness matter?

When it comes to creating sustainable, comfortable, and healthy homes, airtightness is key. Airtight membranes ensure your home is well-sealed, preventing unwanted air leakage. This is crucial for maintaining a consistent indoor temperature and minimising energy loss, but it’s also vital for health. Why is this important for indoor health?When

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