BDR, BDL (tilt and turn opening)

BDR and BDL are L-shaped tilt and turn windows for installation where the roof meets a vertical wall.
• Extend the roof window into the wall, adding natural light and field of view
• Can be combined with roof windows of any design
• Safety glazing unit L3 or P5; Uw=1.3 W/m²K (L3), Uw=0.88 W/m²K (P5)
• Multi-point locking fittings
• Vacuum impregnated pine wood
• Installation range of the roof window combined with the L-shaped window is 15-55°

Dimensions:

78×60, 78×75, 78×95, 78×115, 78×137, 94×75, 94×95, 94×115, 114×95, 114×115 [cm]

Specifics

Specifics

BDR, BDL - tilt and turn opening system \| TECHNICAL DATA
Parameter	Value
Roof pitch	15-55°
Window U-value (L3)	1.3 W/m²K
Glazing U-value (L3)	1.1 W/m²K
Acoustic insulation Rw (L3)	37 dB
Glazing unit (L3)	4HS-14-33.1T
Inert gas filling (L3)	argon
External glass toughened (L3)	+
External glass with easy maintenance layer (L3)	+
Internal glass laminated (safe) (L3)	+
Internal glass anti-burglary (L3)	–
Number of varnish coats (L3)	2
Number of seals (L3)	2
Handle (L3)	+
Window U-value (P5)	0.88 W/m²K
Glazing U-value (P5)	0.5 W/m²K
Acoustic insulation Rw (P5)	38 dB
Glazing unit (P5)	4HS-10-4HT-8-33.2T
Inert gas filling (P5)	krypton
External glass toughened (P5)	+
External glass with easy maintenance layer (P5)	+
Internal glass laminated (safe) (P5)	+
Internal glass anti-burglary (P5)	+
Number of varnish coats (P5)	2
Number of seals (P5)	2
Handle (P5)	+