St. Mary’s is a large development of A1 Super nZEB high-quality homes in Edenderry, Co. Offaly. It is a development of 2,3,4 bed semi-detached and detached homes.
The homes are Kingspan timer frame construction with HONE Thermal/Electric renewable energy systems. Designed to be A1 Super nZEB energy rated and to exceed the new 2021 basic A2 nZEB standard significantly.
Heating bills annually are €75 on the 2 bedroom homes and €145 per year on the large 4 bed detached homes.
The general specifications of all the house types:
- Timberframe modular construction
- HONE Thermal/Electric system – 5TE / 6E configuration
- Double glazed windows
- MHRV – Whole house mechanical heat recovery system
- Micro cabinet boiler/radiators as backup
These homes achieve a further 50% reduction in annual CO2 emissions AND an 80% reduction in annual energy bills due to the HONE TE systems selected versus using electric powered Heat Pumps.
This is the energy rating nZEB data for one of the larger detached house types.
- EPC = 0.149 (2021 nZEB target = less than 0.3)
- CPC = 0.196 (2021 nZEB target = less than 0.35)
- RE = 60.5% (2021 nZEB target = more than 20%)
The complete DEAP Dwelling Report for one of the large house types shown above. (14 pages, you can scroll at the bottom)
3971c978-282b-4491-89ff-e7f359250401-dwelling-report (1)The complete DEAP Part L Report for the same house type. (5 pages, you can scroll at the bottom)
3971c978-282b-4491-89ff-e7f359250401-part-l-report (1)