. . . . . . . . . . . . CERTIFIED PASSIVE HOUSE . . . MALLOW, CO. - - PowerPoint PPT Presentation

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. . . . . . . . . . . . CERTIFIED PASSIVE HOUSE . . . MALLOW, CO. - - PowerPoint PPT Presentation

THE PATCHWORK QUILT PASSIVE HOUSE PASSIVE HOUSE . . . . . . . . . . . . CERTIFIED PASSIVE HOUSE . . . MALLOW, CO. CORK North facing slope Public road to north Public road to north Existing buildings to south . . . . . . . . . . . .


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SLIDE 1

THE PATCHWORK QUILT PASSIVE HOUSE PASSIVE HOUSE

. . . . . . . . . . . . CERTIFIED PASSIVE HOUSE . . .

MALLOW, CO. CORK

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SLIDE 2
  • North facing slope
  • Public road to north
  • Public road to north
  • Existing buildings to south

. . . . . . . . . . . . . . . THE SITE; CHALLANGES . . . ;

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SLIDE 3

A PATCHWORK LANDSCAPE . A PATCHWORK LANDSCAPE . . . . . . . . . . . . .

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SLIDE 4

. . . . . . . . . . A PATCHWORK QUILT . . . . . . . . . Q

Roof Plan

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SLIDE 5

. . . EXTERNAL ROOMS. . . . . . . . . . . . . . . . . . .

  • High up slope

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  • Away from raod
  • Maintain southern garden
  • Parking to north near road
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SLIDE 6
  • Living to the south
  • Services to the north
  • Central circulation
  • Reduces cost

FOLLOW THE SUN . . . FOLLOW THE SUN . . . . . . . . . . . . . . . . . . .

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SLIDE 7

MAXIMUM SOUTHERN SURFACE . . . . . . . MAXIMUM SOUTHERN SURFACE . . .

  • Increase surface to south
  • Reduce surface to the north
  • Increases passive solar heat gains

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  • Allows more rooms to have sunny windows
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SLIDE 8

ARRANGEMENT . . . . . . . . . . . . . . . ARRANGEMENT . . . . . . . . .

  • Step‐back roofs

Step back roofs

  • Double height space
  • Central circulation
  • Bathroom to north
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SLIDE 9

. . . . . . . . . . . . . . NOT A BOX . . . . . . . . . . . . . .

  • Sphere = minimum surface
  • Compact form
  • Reduces material
  • Reduces material
  • Reduces cost
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SLIDE 10
  • Freedom
  • Freedom
  • No planning issues
  • Windows where one wants
  • South facing glazing
  • Low pitch roofs reduce heated volume
  • Low pitch roofs have lower ridge height

. . . . . . . . . . . . CONTEMPORARY STYLE . . . . .

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SLIDE 11

. . . . . . . . . . . . TIMBER FRAME . . . . . . . . . . . .

  • Flexibility in design
  • Speed of Construction
  • Less affected by weather
  • Less affected by weather
  • Factory quality control
  • Partitions don’t have to align
  • Cantilevers = no problem
  • Corner windows = no problem
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SLIDE 12

. . . . . . . . . . . . . . . . . . . WARM WOOL . . . . . . .

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SLIDE 13

LOW CARBON CONSTRUCTION . . . . . . . . . . .

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SLIDE 14

. . . . DETAILING . . . . . . . . . . . . . . . . . . . . . . . .

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SLIDE 15
  • Surfaces; easy
  • All junctions to be considered

. . . . . . . . . . . . . . . . . . . . . . . . AIRTIGHT . . . . .

All junctions to be considered

  • Vapour control layer too
  • Adjust windows
  • Door blower test
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SLIDE 16

. . . . . . . . . . . . . . . . . . . . . . . STOVES WORK . .

  • Max heat load 2.4kW
  • Gaps under doors
  • Can open windows

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  • Stove good match
  • Gaps under doors
  • Warm flame
  • Fuel usage
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SLIDE 17
  • €350k all inclusive
  • Includes: landscaping, kitchens,

fitted furniture, finishes

  • Build about €1000/m2
  • Build about €1000/m2
  • Always use Passive House methodology
  • Looking for way to build PH more competitively
  • Irish people have large build footprint, 50m/person

. . . . . . . . . . . . . . . . . . . . . . COSTS . . . . . . . . . .

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SLIDE 18

. . . . . . . WHY CERTIFICATION . . . . . . . . . . . . .

  • To give recognition to their hard work

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  • Sunlight
  • Max annual heat load 14kWh(m2/a)
  • Too many so called passive houses
  • Ultimately client choice
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SLIDE 19
  • Clients made changes, challenging
  • Client involved, know building
  • Client fitted roof membrane
  • Claimed HRV efficiency
  • Claimed HRV efficiency
  • Self‐Build

. . . . . . . . . . . . . . . . . . . . . . . . . . . CLIENTS . . .

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SLIDE 20

. . . . . . . . Low Carbon Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . Thermal Mass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PHPP . . . . . . . . Underfloor heating . . . . . Thermal Bridging . . . . Timber Frame Masonry?

HOLISTIC APPROACH

. . . . . . . Passive House Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Timber Frame, Masonry?. . . . . . Stove . .

. . . . . . . . . . HOLISTIC APPROACH . . . . . . . . . .

. . . . . Compact Form. . . . . . . . . . . . . . . . . . Heat Recovery Ventilation . . . Radiant Heat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Airtight Building Fabric . . . . . . . . . . Thermal Store . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Heat Recovery Ventilation . . . . . . . . . . Optimum Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Shading, Overheating . . . . . . . . . . Passive Solar Gains. .