286 Knella Road
AL7 3NR
Cert ID 6535-2020-9409-0441-4226
Last inspected
29 Oct 2025
Lodged
29 Oct 2025
Property type
House
Local authority
Welwyn Hatfield
Current vs potential efficiency
Current
71
out of 100
Potential
75
out of 100
Improvement headroom
+4
points achievable
Following the recommended upgrades would lift this property by 4 points.
About this property
- Property type
- House
- Built form
- Semi-Detached
- Total floor area
- 96 m²
- Construction age band
- England and Wales: 1950-1966
- Main fuel
- mains gas (not community)
- Transaction type
- Marketed sale
- Energy consumption
- 160 kWh/m²/yr
- CO₂ emissions
- 2 kgCO₂/m²/yr
- Environmental impact score
- 72 / 100
Address
Other EPCs for this address
Data sourced from the Department for Levelling Up, Housing and Communities under the Open Government Licence v3.0. The official record is at find-energy-certificate.service.gov.uk.
EPCs are valid for 10 years from the date of issue; an older certificate may not reflect the current state of the property. To request a new EPC, contact an accredited domestic energy assessor. To raise a presentation concern about this page, email [email protected] - see our privacy notice.