Alu-clad windows in Roscommon
Scandinavian timber-aluminium (alu-clad) windows and lift-and-slide doors across Co. Roscommon, covering Roscommon, Boyle, Ballaghaderreen, Castlerea. A standard triple-glazed alu-clad window (0.78–0.85 W/m²K) costs €1,100 to €2,000 supplied and fitted, a 3-bed semi package is €11,000 to €20,000, and a 4-bed detached or self-build package with a lift-and-slide door is €16,500 to €32,000.
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- €1,100 to €2,000per triple-glazed alu-clad window, supplied & fitted
- 19.77 m²median window area on a Co. Roscommon detached house BER
- 74%detached house share in Co. Roscommon (1st of 26)
- 2,088heating degree days near Roscommon
What alu-clad windows cost in Co. Roscommon
On SEAI's BER database in Co. Roscommon, a typical semi-detached home has a median 14.79 m² of window area and a detached house has 19.77 m². At our installed guide rate of €1,000 to €1,500 per m² (or by window package), triple-glazed alu-clad joinery in Co. Roscommon typically costs:
| Alu-clad specification (Uw 0.78–0.85 W/m²K) | Single window / door | Roscommon semi-D (14.79 m²) | Roscommon detached (19.77 m²) |
|---|---|---|---|
| Painted Nordic pine + powder-coated RAL alu | €1,100 to €2,000 | €14,790 to €22,185 | €19,770 to €29,655 |
| Clear-lacquered knot-free Nordic pine + alu | €1,150 to €2,120 | €15,530 to €23,516 | €20,758 to €31,434 |
| Solid European oak interior + RAL alu (+18%–25%) | €1,300 to €2,500 | €17,452 to €27,731 | €23,329 to €37,069 |
| Alu-clad lift-and-slide patio door (2.4m–3.6m) | €4,200 to €7,800 | Added per patio opening | Added per patio opening |
Our sums from Co. Roscommon's median BER window areas, inclusive of 13.5% supply-and-fit VAT. Pre-2011 homes in Roscommon can deduct €3,000 (semi-D) or €4,000 (detached) via the 2026 SEAI Windows Grant.
Window areas, climate and towns in Co. Roscommon
- 74%detached houses in Co. Roscommon (CSO Census 2022)
- 50%older double glazing on pre-2011 Roscommon BERs (25th of 26)
- 2.7 W/m²Kmedian existing window U-value on pre-2011 Roscommon BERs
- 2,088heating degree days near Roscommon
In Co. Roscommon, 74% of households occupy a detached home (1st of 26 counties), while 59% of pre-2011 BER certificates record older double or single glazing at a median U-value of 2.7 W/m²K. Upgrading an existing home or glazing a new self-build in Roscommon with 0.78 W/m²K triple-glazed alu-clad frames cuts window heat loss by over 70% while pairing a furniture-grade Nordic pine or oak interior with a maintenance-free powder-coated aluminium exterior.
Near Roscommon, a normal year brings 2,088 heating degree days (the 8th coldest of the 26 county towns). Where sites are exposed to prevailing wind and driving rain, ventilated aluminium cladding and 3-layer RAL airtightness taping keep internal reveals warm and draught-free.
Main towns covered in Co. Roscommon (Census 2022 population): Roscommon (6,555), Boyle (2,915), Ballaghaderreen (2,387), Castlerea (2,348), Lanesborough-Ballyleague (1,733), Strokestown (850).
Aluclad Window coverage across every town in Co. Roscommon
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Local aluclad window coverage across Co. Roscommon includes Roscommon Town, Monksland & Athlone West, Boyle, Castlerea, Ballaghaderreen, Strokestown, Elphin, Frenchpark, as well as Roosky & Tarmonbarry, Knockcroghery and surrounding rural townlands.
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Roscommon alu-clad window questions
How much do alu-clad windows cost in Roscommon?
In Co. Roscommon, a triple-glazed alu-clad window costs €1,100 to €2,000 supplied and fitted (or €1,000 to €1,500 per m²). A typical Roscommon semi-D (14.79 m² of window) runs €14,790 to €22,185, and a 4-bed detached or self-build package with a lift-and-slide patio door runs €16,500 to €32,000.
Can I get a quote from architectural drawings for a self-build in Roscommon?
Yes. If you have PDF architectural elevations or a window schedule for a self-build or extension in Co. Roscommon, the specialist covering your county can price the full schedule before your blockwork or timber frame is ready for final laser measuring.
Do alu-clad windows qualify for the SEAI grant in Roscommon?
Yes — on pre-2011 homes in Co. Roscommon, replacing old glazing with 0.78–0.85 W/m²K triple-glazed alu-clad windows qualifies for the €4,000 (detached), €3,000 (semi-D), €1,800 (mid-terrace) or €1,500 (apartment) 2026 SEAI Windows Grant.
Which towns in Co. Roscommon are covered?
All of Co. Roscommon, including Roscommon, Boyle, Ballaghaderreen, Castlerea, Lanesborough-Ballyleague and all rural self-build sites. Your enquiry goes to one vetted alu-clad window specialist covering your county.
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