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Pfeffer RPS

Component id: 0637wi03
Manufacturer: Pfeffer Fenster
Category: Operable
Material: Timber
UW: 0.79 W/(m2 K)
Efficiency class: phA
Spacer: SWISSPACER Ultimate
Climate zones: Cool, temperate
Description: Timber window frame (Spruce/Fir 0,11 W/(mK)). Because of the slim frame, good spacer (SWISSPACER Ultimate) and optimiced geometrie, this window achieves the standard without aditional insulation. Pane thickness: 48 mm (4/18/4/18/4), Rebate depth: 20 mm.
Certified since: April 4, 2014

Frame cut Frame width
Frame U-value
W/(m2 K)
Glass edge Ψ-value
W/(m K)
Temperature factor
fRsi = 0.25 m2K/W
Mullion 2 casements 133 0.86 0.022 0.73
Bottom 109 0.87 0.022 0.73
Top 88 0.84 0.022 0.73
Lateral 88 0.84 0.022 0.73

Please select preferred window layout

Installation situation

UW, installed = ? W/(m2 K)

U-value calculation

 m  m  m
Pick window layout

 W/(m2 K)
UW = ? W/(m2 K)

Cost calculation


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



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




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