Uncategorized Archives

Category: Uncategorized

So what are U-values?

March 30, 2017 Uncategorized ADMIN

A measure of thermal transmittance, U-values express the rate of heat transfer through any element of a building, such as a wall, roof or window. Because the construction of these ...

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So how are U-values calculated?

March 30, 2017 Uncategorized ADMIN

Most materials have known and published values for the rate at which heat is conducted through them under specified conditions. These values are known as k-values. They are a ...

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So what is a good U-value (what should I be aiming for)?

March 30, 2017 Uncategorized ADMIN

If your objective is a comfortable home that has manageable heating requirements, your aim should be exceed the requirements of L1B and keep your U-values as low as reasonably ...

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Maximum L1B u-values for improved elements

March 24, 2017 Uncategorized ADMIN

When considering converting a building to create a residential dwelling it is important to note that the maximum permissible u-values for improved retained elements are: Wall ...

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