4.Domestic retrofit materials

Question 1

1 Generally, fossil fuel-based insulation will require a greater thickness than natural and mineral insulation to achieve the same thermal performance standard. True or false?

Answer 1

False

Question 2

2 U-values measure how effective a particular building element is as an insulator. True or false?

Answer 2

True

Question 3

3 Insulation materials that require low energy in their production are said to have:

Low embodied energy
Energy intensity
Low thermal conductivity
Low thermal resistance

Answer 3

Low embodied energy

Question 4

4 The organisation that issues an agrément certificate for an approved product is:

NBS
BSI
Building Regulations
BBA

Answer 4

BBA

Question 5

Thermal resistance is measured in:

U values

K values

L Values

R values

Answer 5

R Values

Question 6

The four main types of insulation are natural, fossil fuel, radiant and:

Mineral
Aerated concrete blocks
Bitumen
GRP

Answer 6

Mineral