Hot Water Systems 1.5 Quiz

What material is used for hot water vessel insulation and how is it applied?

• Rubber - applied manually

• Foam - wrapped around the vessel

• Polyurethane - sprayed on at the factory

• Fiberglass - sprayed on at the factory

Which Building regulation document covers insulation thickness?

• Building Regulations Approved Document L2: Energy efficiency

• Building Regulations Approved Document M1: Access to and use of buildings

• Building Regulations Approved Document F1: Ventilation

• Building Regulations Approved Document L1: Conservation of fuel and power

Which document gives hot water pipework insulation recommendations?

• Domestic Building Services Compliance Guide

• Domestic Building Services Safety Guide

• Domestic Building Services Maintenance Guide

• Domestic Building Services Installation Guide

Which 2 pipes should be insulated along their whole length?

• Drainage and sewage pipes

• Gas and electricity pipes

• Primary and secondary circulation pipes

• Hot and cold water pipes

Why do we insulate secondary circulation pipework?

• To prevent freezing in cold weather

• To reduce water flow

• To increase water pressure

• To prevent excessive heat loss