LK90 ECO

Info U-value calculation

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LK90 ECO

Certified since	Dec. 3, 2019
Climate zone	Cool, temperate
Type	Operable
Sub type
Efficiency class	phB
Material	Aluminium
`U`_W	0.80 W/(m²K)
Open type	Inward opening

Description

Thermally broken aluminium frame with PU-foam core (0,051 W/mK). Glazing: 6/18/4/18/6, glass intersection: 20 mm, Spacer: SWISSPACER Ultimate with polysulfide secondary seal.

Name	Frame width	U-value	Ψ-value	Frsi-value
Flying Mullion	134 mm	0.75 W/(m²K)	0.032 W/(mK)	0.742
Bottom	117 mm	0.77 W/(m²K)	0.031 W/(mK)	0.740
Top	117 mm	0.77 W/(m²K)	0.031 W/(mK)	0.740
Lateral	117 mm	0.77 W/(m²K)	0.031 W/(mK)	0.740

Component-ID

1375wi03

Export

Certificate

Manufacturer

Address

Alumiinitie 1
37200 Siuro
Finland

Phone

+358 3 3404 111

Email

maarit.mantysaari@purso.fi

Website

http://www.purso.fi

U-value calculation

Please select preferred window layout

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Installation situation
I want to use my own installation values
Ψ_up= W/(mK) Ψ_down= W/(mK)	Ψ_left= W/(mK) Ψ_right= W/(mK)
Or select certified situation:	`U`_{W, installed} = ? W/(m² K)

U-value calculation
	`b₁`  m	`b₂`  m	`b₃`  m
`h_top`  m `h_bottom`  m				Glazing `U`_g  W/(m² K) G-value
	`U`_W = ? W/(m² K)

Cost calculation
Orientation:	Please choose orientation of the window to get the PHPP-standard values for solar radiation
Degree days: kKh/a Solar radiation: kWh/(m²a)	Reduction factor of solar yield: Shading factor:	Recommended value for reduction factor is 0.9 Shading factor should be between 0.1 and 1. For standard situations see ISO EN 13790
Energy price €/kWh	Real interest rate %	Lifetime Years
Purchase price: €
	Present value (energy) = ? € Present value (total) = ? €

LK90 ECO

LK90 ECO

Description

U-value calculation

Please select preferred window layout

Installation situation

U-value calculation

Cost calculation