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Passive Solar Design of Buildings
Questions Covered Page 2 of 2

Ventilation

1.   How do cross ventilation strategies cool a house in summer?
2.   How can gaps around doors and windows be sealed to reduce heat loss?
3.   Roof ventilation is important too. How can this space be vented to allow hot air to escape?

Insulation

1.   What is meant by “insulation”?
2.   What types of materials are commonly used for insulating house walls and ceiling?
3.   What is meant by a “R” value?
4.   What is the relationship between R values and the insulation ability?
5.   How do insulating materials that incorporate a reflective foil differ in their method of minimising heat transfer?
6.   Some types of insulating materials burn. Which common insulating materials are not fire-proof?
7.   How are some insulating materials treated to minimise the risk of catching fire?

Integrated gardens

1.   Both ‘deciduous’ and ‘evergreen’ trees can be used to shade walls. What do these terms mean?
2.   What type of plants are suitable in front of...
    a) northern walls?
    b) southern walls?
3.   Besides shading, plants have other functions. What are they?

Conclusions

1.   We can all contribute to saving energy in our homes. What simple things can we do to reduce energy consumption?
2.   How can an insulated home save hundreds of tonnes of greenhouse gas from entering the atmosphere?

 

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