How much do ‘U-Value’ good thermal insulation? Part II

How much do ‘U-Value’ good thermal insulation? Part II

It might well be that a single U-value is quoted, in reality though that single value describes the ease by…

Keeping the caveman warm – HVAC blog

Keeping the caveman warm – HVAC blog

We knapped our first flints about 2,000,000 years ago and started to shelter from the elements in caves and simple…

FloVIZ, the free FloTHERM/FloVENT CFD results viewer, try it, it’s free

FloVIZ, the free FloTHERM/FloVENT CFD results viewer, try it, it’s free

Computational Fluid Dynamics, CFD, is a simulation technology that provides 3D predictions of fluid flow and heat transfer for a…

Underfloor Thermal Insulation; Why? Part III

Underfloor Thermal Insulation; Why? Part III

Local air temperature plays an important part in the resulting thermal comfort as would be experienced by someone occupying that…

Underfloor Thermal Insulation; Why? Part II

Underfloor Thermal Insulation; Why? Part II

In the first part of this blog I described the make up of my house extension floor ‘stack-up’, including a…

Underfloor Thermal Insulation; Why? Part I

Underfloor Thermal Insulation; Why? Part I

I’m building an extension to my house at the moment. Actually, let me qualify that; I’m doing some of the…

Is all Software Rubbish?

Is all Software Rubbish?

How can software ever be classed as being any good if vendors keep issuing new versions of it? Was V1.0…

A Load of HVAC TLAs

A Load of HVAC TLAs

As humans we’ve lived in ‘built environments’ for a very long time.  From the cave to the penthouse suite, the…