Project Galleries
Transforming your house into an energy efficient home…
Office, Co. Meath
Home Office New build Construction
2022 | County Meath
Walls: External insulation to complete office with thermal bridging mitigation at junctions.
- Windows: All new Triple-glazed windows and doors.
- New underfloor insulation to complete ground floor.
- Fibre glass warm roof deck.
- New demand control ventilation system.
- Full Air Conditioning unit installed.
- LED Lighting.
Athboy, Co Meath
Deep Energy Efficiency Retrofit works
2022 | Athboy, Co Meath
Attic: 400mm fibre roll insulation and ventilation.
- Walls: External insulation to complete house with thermal bridging mitigation at junctions.
- All new 3 zones heating system with all new pipework and radiators with TRV’s.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- LED Lighting.
Blackrock, Dublin
Deep Energy Efficiency Retrofit works with Rear New Build Extension
2021 | Blackrock, Dublin
Attic: 400mm fibre roll insulation and ventilation.
- Walls: Pumped cavity wall insulation.
- Walls: External insulation to complete house with thermal bridging mitigation at junctions.
- New underfloor insulation to complete ground floor.
- Windows: All new Triple-glazed windows.
- Doors: New Front and back doors.
Solar PV: Solar PV Panel system installed.
- All new 3 zones heating system with all new pipework and radiators with TRV’s.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- New demand control ventilation system.
- LED Lighting.
Rathfarnham, Dublin
Deep Energy Efficiency Retrofit works with Rear New Build Extension
2020 | Rathfarnham, Dublin
Attic: 400mm fibre roll insulation and ventilation.
- Walls: Pumped cavity wall insulation.
- Walls: External insulation to complete house with thermal bridging mitigation at junctions.
- New underfloor insulation to complete ground floor.
- Windows: All new Triple-glazed windows.
- Doors: New Front and back doors.
- Solar PV: Solar PV Panel system installed.
- All new 3 zones heating system with all new pipework and radiators with TRV
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- New demand control ventilation system.
- LED Lighting.
Dundrum, Dublin
Deep Energy Efficiency Retrofit works
September 2019 | Dundrum, Dublin
Attic: 400mm fibre roll insulation and ventilation.
Walls: Pumped cavity wall insulation.
Walls: External insulation to complete house with thermal bridging mitigation at junctions and brick slips to match.
New underfloor insulation to complete ground floor.
Windows: All new double-glazed windows.
Doors: New Front and back doors.
- All new 3 zones heating system with all new pipework and radiators with TRV’s.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- New demand control ventilation system.
- LED Lighting.
Newtown, Co. Dublin
Deep Energy Efficiency Retrofit works
January 2020 | Newtown, Co. Dublin
Attic: 400mm fibre roll insulation and ventilation.
Walls: Pumped cavity wall insulation.
Walls: External insulation to complete house with thermal bridging mitigation at junctions.
Windows: All new triple glazed windows.
Doors: New Front and French doors to rear.
- All new 3 zones heating system with all new pipework and radiators with TRV’s.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- New demand control ventilation system.
- 2.4 kW PV system on south facing roof.
- LED Lighting.
Athlone, Co. Roscommon
Deep Energy Efficiency Retrofit works
April 2019 | Athlone, Co. Roscommon
Tourmakeady, Co. Mayo
Deep Energy Efficiency Retrofit works
Novemeber 2019 | Tourmakeady, Co. Mayo
Walls: External insulation to complete house with thermal bridging mitigation at junctions.
Attic: 400mm fibre roll insulation and ventilation.
Walls: External insulation to complete house with thermal bridging mitigation at junctions.
Windows: All new triple glazed windows.
All new 3 zones heating system with all new pipework and radiators with TRV’s.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- 2.4 kW PV system on south facing roof.
LED Lighting.
Elphin, Co. Roscommon
Deep Energy Efficiency Retrofit works
March 2020 | Elphin, Co. Roscommon | Before, during building and after completion.
Attic: 400mm fibre roll insulation and ventilation.
Walls: External insulation to complete house with thermal bridging mitigation at junctions.
New underfloor insulation to complete ground floor.
Windows: All new triple glazed windows.
Doors: New Front and French doors to rear.
- All new 3 zones heating system with all new pipework, underfloor heating downstairs and radiators with TRV’s upstairs.
- New Air source heat pump with remote-controls and new 210 Ltr factory insulated & pre plumbed hot water cylinder.
- Airtightness measures throughout the house.
- New demand control ventilation system.
- 2.4 kW PV system on south facing roof.
- LED Lighting.
SEAI Grants Available
SEAI offers a range of grants for multiple elements of the deep retrofit process, which can amount to up to €35,000. We’ll simplify the application process for you.
CONTACT US ON 00353 86 8490641 OR info@greenwatt.ie FOR MORE DETAILS…

SEAI Registered Contractor
Greenwatt is a SEAI
Registered contractor (17045)

NSAI Registered Contractor
Greenwatt is an NSAI
Registered contractor (IAB/E443)

IGBC Member
Member of the Irish Green Building Council IGBC

SEAI Registered Contractor
Greenwatt is a SEAI
Registered contractor (17045)

NSAI Registered Contractor
Greenwatt is an NSAI
Registered contractor (IAB/E443)

IGBC Member
Member of the Irish Green Building Council IGBC