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Flues

Flues are pipes or ducts which carry waste gasses away from a building to the air outside. This can work in two different ways:

the exhaust gasses are hot and rise naturally up the fluepipe to conduct gas, typically ventilation air or boiler exhaust. see Flue by convection (as with a wood burning stove or […]

Energy Harvesting

There are several methods of harvesting energy for a house but non of them are as important as providing excellent levels of insulation, air tightnessA measure of how leaky a building is to air. In other words, how draughty it might be. There are now standard fan pressure tests to check how air tight […]

Healthy buildings

Ideally your home should be the place where you are best protected from the woes of the world, from pollution and all the nasties out there. But it’s not so for most people.

The concept of ‘sick building syndrome’ has now moved from speculation into widespread acceptance with several well designed studies showing how people […]