225x50mm SW C16 grade kiln dried roof rafters @ 400mm centres with 125mm PIR rigid insulation with vapour control layer pinned to underside of rafters with 50mm PIR rigid insulation and plasterboard screw fixed to underside of rafters finished with skim finish.U-values: floor 0.25 W/sqmK, walls 0.15 W/sqmK, flat and pitched roofs 0.11 W/sqmKWindows: timber, double glazed, overall U-value 1.33 W/sqmKSolar panels: aperture area 2.62 sqm, glazed flat plate, collector zero-loss efficiency: 0.75, collector heat loss coefficient: 6.00, solar panel ratio A/G: 0.90, orientation: South-West, elevation: 45°, overshading < 20%, electrically powered pump, 250 litres hot water tank.Air permeability: 2.6 cum/h.sqm. However, due to cost they instead decided to adopt a ‘pick and mix’ policy suited to themselves, and to their house. House Size: 2500 sqftBuild Cost: £260,000Plot Size: 1/2 acre, Construction: Timber frame, clad in corrugated metal with plastered blockwork, PIRinsulationU-values: roof 0.16 W/sqmK, walls 0.17 W/sqmK, barrel roof 0.20 W/sqmK,floors 0.16 W/sqmK, Peter Williams’ spacious home only costs £40 a month to run, but that’s excluding the telecoms bill…, Floors: standard build up with 150mm PIR insulation. Localised areas of dormer roofs were insulated with woodfibre boards where accessible.U-values: Existing external walls with sawdust insulation 0.42 W/sqmK, floor 0.15 W/sqmK, attic 0.16 W/sqmK. £90/sqft including high specification envelope, finishes, demolition of existing building and external landscaping/plantingEPC rating before installation of PV panels: A (93), Build up: floor 50mm screed laid on 500 gauge polythene vapour barrier on 100mm PIR rigid insulation on 1200 gauge DPM on 150mm reinforced concrete sub-floor slab on 25mm sand/blinding on 225mm compacted hardcore. House Size: 150 sqmPlot Size: 1 acreBathroom Extension: €8,000Garage Studio: €20,000. He was determined to build his own passive house for the same price it would have cost him to comply with the Building Regulations standards of the time. Walls: timber frame construction, 50mm insulated plasterboard (PIR) on the inside, insulation between studs, finished on the outside with plastered blockwork. Hence it is used for frame and shutters of doors and windows, roofing materials, furniture etc. Building to the Passivhaus standard on a budget is not a challenge for the faint hearted, but for Justin O’Keeffe of Co Wicklow there was no other option. We cater for all timber frame construction projects from small to medium self-build to large property developments. Cedar clad finish on timber battens and counter battens with continuous air space, rest of build up same as for corrugated fibre cement. Roof: 50mm glasswool, 100mm and 50mm PIR insulation, 50mm void and then 50mm PIR backed plasterboard. “Timber frame implies a sturdy large sectional timber framework. The planners were clear on what we could and couldn’t do and very quickly we were on the same page,” he adds. Timber frame houses take much less time to build. Disadvantages of Timber frame: They’ll rot - The timber used in modern timber frame home designs are all pressure treated with preservative. Let Selfbuild be your guide. Timber-frame buildings from Irish Eco Homes are typically more energy efficient than those constructed using other methods of construction. TIMBER Frame homes can cause a multitude of problems for owners, a leading homes website said today. We believe our high standard products and service will make us the perfect partner for you and your project. Build up and U-values: Walls 300mm double factory built timber frames, with thermal break between frames fully filled with fibreglass batts. All in all it’s a great way to begin retirement! Plot size: ¼ acreHouse size: 1,800 sqftTotal cost: £240,000Value: £325,000, Roofs: corrugated fibre cement roof finish on timber battens and counter battens, breather membrane, 80mm PIR insulation on 200mm roofing joists with PIR insulation in between, on vapour barrier on service void and 12.5mm plasterboard finish. Feel free to forward your plans on to our team at info@timberframeireland.com for your free, detailed quotation. Xavier Dubuisson dispels the myth that ecological building is an expensive endeavour out of the reach of the average self-builder. November 25, 2020, 10:51 am, by DIY self-build on a budget. We cover one-off self builds to large scale property developments throughout Ireland and Northern Ireland. This is perhaps confirmed by the fact that you can get a 10-year Homebond guarantee with a timber-framed house which is equal to the block built house. Timber Frame Ireland | Specialists in Timber Frame Houses, Our airtight, pre-insulated panels ensure compliance with SEAI's, Feel free to forward your plans on to our team at, All rights reserved to Timber Frame Ireland © 2019. “We printed pictures of the houses on either side of the plot and discussed our local need. We ensure that all projects are carried out with utmost professionalism using quality, local materials where possible while offering tailored customer support throughout the process. U-value 0.16 W/sqmKFloor: 75mm screed with underfloor heating elements on 150mm PIR Insulation with 25mm perimeter insulation. More From Topics. House: €200,000Main contractor building work: €118,000 (with later work on the garage and repairs to the hall door costing €2,600)Kitchen: €18,000Appliances: €3,400Lamps and lamp fittings (in total 34): €2,000Victorian fireplace with wooden surround: €1,000Value: €400,000. 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