The insulation of the window is determined by the type of glazing, and its framing. Retaining the original frames safeguards the style and atmosphere of the building. Furthermore, it may have financial advantages.

> classic glass

> HPI glass

> detaillering putty

single glazing

in wood

U = 6,0

U = 4,5-5,5
Rw = 24-25
P = -

single glazing

in steel

U = 6,0

U = 6,5-7,5
Rw = 24-25
P = -

3,8mm

in wood

U = 3,8

U = 2,5-3,5
Rw = 24-26
P = -

3,8mm

in steel

U = 3,8

U = 4,5-5,0
Rw = 24-25
P = -

7,7mm

in wood

U = 3,3

U = 2,0-3,0
Rw = 31-33
P = P2a*¹

7,7mm

in steel

U = 3,3

U = 4,0-5,0
Rw = 31-33
P = P2a*¹

(W/m².K)*¹

(W/m².K)*²  

(dB)*²  

security *¹     

*¹average properties of glazing, *²average properties of glazing with frame

     other properties on request