In short: HMO energy upgrades improve the energy performance certificate (EPC) rating and cut running costs: loft and wall insulation, heating and controls, glazing, ventilation and lighting. In Na h-Eileanan Siar we survey first, price each item separately and hand over the certificates and photos a council asks for.
- Nation
- Scotland
- Pricing region
- Scotland
- Postcode areas
- HS, PA
- Main towns
- Isle of Lewis
What do EPC and energy upgrades in Na h-Eileanan Siar involve?
- Double or secondary glazing
- Internal or external wall insulation
- Loft and roof insulation
- Heating, hot water and smart controls
- LED lighting
- Ventilation to control condensation
Which rules apply in Na h-Eileanan Siar?
- Check current Scottish Government guidance on energy efficiency standards for private rented homes before planning upgrades.
- Awaab’s Law applies to most private tenancies from 6 October 2026: damp and mould reports must be investigated within 10 working days, and repairs to substantial damp or mould must start within 5 working days.
- A building warrant may be needed for a change of use or for installing a fire alarm system; check with the council’s building standards service.
Scottish councils set their own HMO licence standards and planning policies. Every HMO needs a licence, so check the council’s standards before you design the layout.
How much do EPC and energy upgrades cost in Na h-Eileanan Siar?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Loft insulation, whole house | £650 – £1,250 | £620 – £1,200 | house |
| Internal wall insulation | £60 – £100 | £60 – £100 | m² of wall |
Typical time on site: 2–15 working days. For a figure for your house, try the guide-price tool.
EPC and energy upgrades by town in Na h-Eileanan Siar
Questions about EPC and energy upgrades in Na h-Eileanan Siar
Will insulation cause condensation?
Not if it is designed with ventilation and vapour control. We always pair insulation with suitable ventilation.
Are there grants?
Some schemes support landlords. Eligibility changes, so check the current government and energy company schemes for your nation.
Do you carry out EPC and energy upgrades across Na h-Eileanan Siar?
Yes, across the whole of Na h-Eileanan Siar, including Isle of Lewis.
Who licenses HMOs in Na h-Eileanan Siar?
Na h-Eileanan Siar council licenses HMOs in its area. Every HMO in Scotland needs a licence.
Other HMO services in Na h-Eileanan Siar
- Damp, mould and HHSRS repairs in Na h-Eileanan Siar
- Full HMO refurbishment in Na h-Eileanan Siar
- Commercial and above-shop to HMO in Na h-Eileanan Siar
- Rewires and EICR remedials in Na h-Eileanan Siar
- Professional and co-living HMO refurbs in Na h-Eileanan Siar
- Loft conversions for extra rooms in Na h-Eileanan Siar
- Communal kitchen refits in Na h-Eileanan Siar
- Fire doors in Na h-Eileanan Siar