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Window
LK90 ECO


Component id: 1375wi03
Manufacturer: Purso Oy
Category: Operable
Material: Aluminium
UW: 0.80 W/(m2 K)
Efficiency class: phB
Spacer: SWISSPACER Ultimate
Climate zones: Cool, temperate
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.
Certified since: Dec. 3, 2019

Frame cut Frame width
bf/mm
Frame U-value
Uf/(W/(m2 K))
Glass edge Ψ-value
Ψg/(W/(m K))
Temperature factor
fRsi = 0,25 m2K/W
Flying Mullion 134 0.75 0.032 0.74
Bottom 117 0.77 0.031 0.74
Top 117 0.77 0.031 0.74
Lateral 117 0.77 0.031 0.74

Please select preferred window layout

Installation situation



UW, installed = ? W/(m2 K)

U-Value Calculation

 m  m  m
 m
 m
Pick window layout


 W/(m2 K)
UW = ? W/(m2 K)

Cost Calculation

Orientation:

Please choose orientation of the window
to get the PHPP-standard values for solar radiation


kKh/a

kWh/(m2a)



Recommended value for reduction factor is 0.9
Shading factor should be between 0.1 and 1. For standard situations look in ISO EN 13790

€/kWh

%

Years

Present Value(energy) = ? €
Present Value(total) = ? €
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