Give the Approximate U- Value Of

question 4

Essay

Give the approximate U- value of:
(i)an IGU with low- emissivity glass and dry air space
(ii)an IGU with clear sheets of glass and argon- filled space
(iii)an IGU with clear sheets of glass, low- E coating and argon- filled space

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Definitions:

Substrate

A substance or layer that underlies something, or on which some process occurs, particularly in biology and chemistry.

Energy Cycle

The series of processes by which energy is converted and transferred within an ecosystem, from producers to consumers and then to decomposers.

Gasoline Engines

Internal combustion engines that convert the energy stored in gasoline into mechanical work, commonly used in vehicles.

Feedback Inhibition

A regulatory mechanism where the output of a process inhibits its own production by suppressing the process's initial steps.