Producers of certified Passive House windows were invited to make an offer for the windows of a single family home.

41 windows took part in the catego-ries timber, timber-alu, alu and vinyl.

These offers were compared to each other and to a “standard window” according to German legal standard.

THE RESULT: Passive House windows are

profitable for building owners.

THE CHALLENGE

COMPONENT AWARD 2014

Photos: passivhaus-eco®

Hersteller zertifizierter Passivhaus-Fenster waren eingeladen, ein Ange-bot für die Fenster eines Einfamilien-hauses zu machen.

41 Fenster nahmen in den Katego-rien Holz, Holz-Alu, Alu und PVC teil.

Die Angebote wurden untereinander und mit einem “Standard-Fenster” nach EnEV verglichen.

DAS ERGEBNIS:Passivhaus-Fenster sind profitabel für Bauherren.

Living area: 155 m²Heating demand: 14 kWh/(m²a)PE-demand: 61 kWh/(m²a)Airtightness (n50): 0.2 1/hArchitects: passivhaus-eco

THE REFERENCE BUILDING

COMPONENT AWARD 2014

Photos: passivhaus-eco®

www.passivehouse-database.org: ID 1200

REFERENCE WINDOWS

The competing windows were compared to a “standard window” according to German legal standard EnEV:

Die teilnehmenden Fenster wurden untereinander und mit einem “Standard-Fenster” nach EnEV verglichen.

Standard window I Standard-Fenster

Glazing I Glas: Double, lowE coated I 2-fach WärmeschutzUg: 1.2 W/(m²K), g: 0.60Uw, installed : 1.3 W/(m²K) (for a window size 1.23*1.48 m)

Prices (installed window, incl. VAT) I Preise (eingebautes Fenster inkl. MwSt)

Timber I Holz: 387 €/m²Timber-Aluminium I Holz-Alu: 449 €/m²PVC: 298 €/m²Aluminium I Aluminium: 449 €/m²

WINNERS: Timber-Aluminium (18 participants)

Price , CompanyProduct namePrice [€/m²inst.w]LCC savings [%]Oil savings [l/m²]

1 Lorber I pro PHf.smartwin compact

45124%288

Price: Investment costs for reference building [€/m² ins. Window]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)

1 Bieber I OPTIWINFUTURA

45022%246

2 Freisinger I OPTIWINAlu2Holz

45220%214

Photo: passivhaus-eco®

WINNERS: Timber (5 participants)

1 M SORANATURA OPTIMO XLT

38423%228

Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)

1 Pfeffer FensterRPS39622%222

2 Freisinger I OPTIWINHolz2Holz

45213%201

Photo: passivhaus-eco®

Price , CompanyProduct namePrice [€/m²inst.w]LCC savings [%]Oil savings [l/m²]

WINNERS: Aluminium (3 participants)

1 RAICOFRAME 90 WI

49214%185

Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)

1 PURALeco9054012%230

Photo: passivhaus-eco®

Price , CompanyProduct namePrice [€/m²inst.w]LCC savings [%]Oil savings [l/m²]

WINNER: PVC (3 participants)

1 HilzingerVADB 550

29628%257

Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)

Photo: passivhaus-eco®

Price , CompanyProduct namePrice [€/m²inst.w]LCC savings [%]Oil savings [l/m²]

SPECIAL PRIZES

Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)

Glazing, WiegandDWplus

54312%237

U-value, PazenENERsign arctis*

5998%276

Photo: passivhaus-eco®

Price , CompanyProductPrice [€/m²inst.w]LCC savings [%]Oil savings [l/m²]

Passive house windows are profitable for building o wners

RESULTS: Savings to reference

Passivhaus-Fenster sind profitabel für Bauherren

-15%

-10%

-5%

0%

5%

10%

15%

20%

25%

30%

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

Hilzinger VADB 550: 1st Prize PVC

Lorber I pro Passivhausfenster smartwin compact: 1st Prize Timber -Alu

M Sora NATURA OPTIMO XLT: 1st Prize Timber

Pfeffer Fenster RPS: 1st Prize Timber

Freisinger I OPTIWIN Holz2Holz: 2nd Prize Timber

Bieber I OPTIWIN Futura: 1st Prize Timber -AluFreisinger I OPTIWIN Alu2Holz: 2nd Prize Timber -Alu

RAICO FRAME 90 WI: 1st Prize Aluminium

Pural eco90: 1st Prize Aluminium

Wiegand DWplus: Special prize Glazing

Pazen ENERsign arctis*: Special prize lowest heat losses

Av. saving (life-cycle): 12% ? 5400 €. Av. invest (inst. window): 511 €/m²

PVC Timber -Alu Timber Aluminium Special Prize

Savings I Einsparung : ~ 145 €/a (11%)

RESULTS: Profits right from the start!

Standard window*Standardfenster

Passive House Window**Passivhausfenster

InvestmentInvestition

Annual rateJährliche Rate

~ 16.920 €

CreditKredit

2% real interest, 20 years I 2% Realzins, 20 Jahre

~ 1.035 €/a

Energy costsEnergiekosten

~ 250 €/a

~ 18.600 €

~ 1.137 €/a

~ 3 €/a

SumSumme

~ 1.285 €/a ~ 1.140 €/a

After 20 years I Nach 20 Jahren : 250 € - 3 € = 247 € (99%)

* Average over the standard windows of all categories. ** Average over all winners excepted special prices.

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PVC Timber-Aluminium Timber Aluminium

Investment and energy costs I Investitions- und EnergiekostenNo energy costs for Passive House windows I Keine Energiekosten für Passivhausfenster

RESULTS: The winners

RESULTS: The winners – CO 2 savings

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Timber-Aluminium Timber Aluminium

RESULTS: The winners – fuel savings

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Aluminium

Timber Aluminium

www.europhit.eu

Comfort I Komfort

Costs I Kosten

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The sole responsibility for the content of this presentation lies with the authors. It does not necessarily reflect the opinion of the

European Union. Neither the EACI nor the European Commission are responsible for any use that may be made of

the information contained therein.

Thank you for your attention! Vielen Dank für Ihre Aufmerksamkeit!