New build in County Armagh

There are some things you can plan for, like choosing finishes in advance, but others are unpredictable. Such as having to fork out £15,000 to get an electricity connection in a built-up area for a new build in Co Armagh.

In this article, Lisa and Nathan Langtry discuss their new build project in Co Armagh, including:

  • Design process and planning application with an architectural designer
  • Working with a quantity surveyor and the tender process
  • Delays due to stonework
  • Challenges due to stonework including concrete lintels
  • Internal insulation strategy
  • Decision against wood burner
  • Oil boiler set up with underfloor heating
  • Details of the three sided gas fire in the open plan area
  • Reason for the need to pay for a new electricity pole
  • Electrics including LEDs


House: ground floor 180 sqm, first floor 50 sqm
Garage: 90sqm on two floors
Plot: ½ acre
Total cost: £330,000
Floors: 100mm sand/cement screed on 150mm PIR insulation, U-value 0.11 W/sqmK.
Walls: stone walls (barn) 225mm natural stone cladding,100mm blockwork, 150mm cavity (with 100mm PIR), 100mm blockwork, U-value 0.19 W/sqmK. Blockwork walls (modern part) painted sand/cement render, 100mm blockwork, 150mm cavity (with 100mm PIR), 100mm blockwork, U-value 0.19 W/sqmK.
Roof: warm roof construction, natural slate, 80mm PIR over rafters, 120mm PIR between rafters, U-value 0.18 W/sqmK.
Flat roof: proprietary membrane, 125mm PIR on plywood deck, U-value 0.13 W/sqmK.
Windows: Double glazed uPVC


Written by Astrid Madsen

Astrid Madsen is the editor of the SelfBuild magazine. She previously held the same role in an Irish trade publication, before that she worked at the National Standards Authority of Ireland. She graduated with a BA in Urban Studies from Columbia University in New York and holds an MBA from the Instituto de Estudios Bursatiles in Madrid. France of origin, she now lives in Portarlington, County Laois, where she's taken on the task of renovating a listed building! Email

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