WorksheetsEco Eye Deep Retrofit
Total questions: 12
Worksheet time: 9mins
What BER did the couples hope to achieve through the deep retrofit?
A2
A3
B1
B2
What percentage grant is given for a deep retrofit?
20%
30%
40%
50%
What is the difference between the average yearly bill of a typical Irish house (C2) and an A3 rated house?
€1000
€2000
€3000
€500
What is the main problem with a house with a poor BER? (E,F & G)
Ridiculous heating bills
Dampness/Mould
Poor Physical Health
All of the above
Why is external insulation better than internal insulation/dry lining according to Duncan?
The house is wrapped in insulation minimising cold bridges
Protects the whole house
The blocks now act as a heat store (thermal mass)
Not making the internal area of the house smaller
All of the above
How did they fill the cavity?
Expanding foam
Cement
Expanded Polystyrene
They didn't fill the cavity
Why was it so important to fill the cavity even though they had heavily insulated the outer wall? i.e explain thermal looping
What was the gas heating system replaced with?
Air-to-Water Heat Pump
Underfloor heating
Solar Panels
What is the best orientation to have Solar PV Panels facing?
South
North
East
West
What angle should PV panels be at relative to the sun?
30 degrees
45 degrees
60 degrees
15 degrees
Why is an Airtightness test done?
To ensure the house reaches an A3 to achieve the grant
To make sure there's enough fresh air entering the house
To make sure there are no draughts in the house
Do you feel a deep retrofit is worth the investment?
Yes
No
