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Check Part L building compliance
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Task list
Infiltration and ventilation
Summary
Infiltration and ventilation summary
Mechanical ventilation
Ductwork
Vents
Ventilation
Air permeability
Combustion appliances
No mechanical ventilation added
Add mechanical ventilation
No ductwork added
Add ductwork
No vents added
Add vents
Ventilation
Dwelling height
Dwelling envelope area
Elevational height of dwelling at its base
Cross vent factor
Maximum required air change rate
Edit
Air permeability
Test pressure
Air tightness test result
Edit
No combustion appliances added
Add combustion appliance