Replacement of existing windows with new more energy efficient units

Monitoring & feedback recommended: Yes

ADVANTAGES

Replacing single glazing with high performance glazing (low-e & gas fill) will significantly reduce the heat loss through whole window by >30% depending on glazing type

CONCERNS & ACTIONS

TECHNICAL (4)

Sufficient ventilation?
Overheating
Building Control/Warrant
Personal capacity/Right opportunity

HERITAGE (5)

Detail retains character?
Use of sympathetic materials
Listed building consent
Planning consent within conservation area
Planning consent outside conservation area

ENERGY (4)

Actual U-value?
Rebound effects
Product quality
Installation quality

RELATED MEASURES

FABRIC (11)

Cavity Wall Insulation
External Wall insulation
Internal Wall insulation
Frame infill insulation
Window Shutters Refurbishment
Window External Shading
Door draughtproofing
High performance doors
Door refurbishment
Chimney blocking
Reduced air flow

SERVICES (9)

Heating controls (for wet and warm air systems)
Background ventilators and intermittent extract fans
Passive stack ventilation
Continuous mechanical extract ventilation
Continuous mechanical supply and extract ventilation with heat recovery
Passive stack ventilation with heat recovery
Passive stack ventilation with demand control ventilation
Continuous mechanical extract ventilation with demand control ventilation
Continuous mechanical supply and extract ventilation with heat recovery and with demand control ventilation

BEHAVIOUR (3)

User interfaces for usability
Provision of simple and clear information
Improving User interest and involvement

Guidance Wheel

To explore and use the Guidance Wheel on a specific building click here

CASE STUDIES (1)

10 Hampton Road

Conversion of methodist chapel
Isabel Carmona

MEASURE: Window Replacement