Month: September 2020

Thermal conductivity is defined as the amount of heat (in watts) transferred through 1 one square metre (m2) of a material of given thickness (in metres) due to a difference in temperature. The lower the thermal conductivity of the material the greater the material’s ability to resist heat transfer, and higher its thermal resistance (R …

What is thermal conductivity of different insulating materials Read More »

Most of our clients seek a performance solution (JV3 and VURB) mainly due to higher cost of windows that are required from 6 star or NatHERS energy rating. Generally speaking, windows with U-value above 4 are economical and cost effective and windows below U-value of 3 are not. We will obtain some quotations for the …

What is economical range for a window U-value Read More »