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Rationel FORMA® Windows
Rationel FORMA® Windows

Verified 1 year ago

Rationel Windows

Triple glazed

Verified 1 year ago

Rationel Windows

Double glazed

Summary
High-quality laminated flush sash timber windows with a Scandinavian traditional design.
High-quality laminated flush sash timber windows with a Scandinavian traditional design.
Third party certification
Finish
Matt
Matt
Material
Wood, Glass
Wood, Glass
Shape
Rectangle, Square, Other
Rectangle, Square, Other
Length
Bespoke
Bespoke
Width
Bespoke
Bespoke
Height
Bespoke
Bespoke
WarrantyDescription
Five year
Five year

Specification

Standard
To EN 14351-1:2006 + A2:2016.
To EN 14351-1:2006 + A2:2016.
Dimensions and configurations
As drawing., As schedule., Other.
As drawing., As schedule., Other.
Product performance
-
-
Fire performance
-
-
Fire egress
Required., Not required.
Required., Not required.
Weather performance
-
-
UK exposure category
Generally 1600 Pa to BS 6375-1: 2004.
Generally 1600 Pa to BS 6375-1: 2004.
Air permeability
Generally 600 Pa to BS EN 1026/ BS EN 12207 Class 4.
Generally 600 Pa to BS EN 1026/ BS EN 12207 Class 4.
Watertightness
Generally 600 Pa to BS EN 1027/ BS EN 12208 class 9A.
Generally 600 Pa to BS EN 1027/ BS EN 12208 class 9A.
Resistance to wind load
Generally 1600 Pa to BS EN 12211/ BS EN 12210 class 4C.
Generally 1600 Pa to BS EN 12211/ BS EN 12210 class 4C.
Durability
-
-
Operation and strength characteristics
Operating forces to BS EN 12046-1/ BS 13115: Class 1; EN 1191/ EN 12400 repeated open/close 10000/20000: class 2 or 3.
Operating forces to BS EN 12046-1/ BS 13115: Class 1; EN 1191/ EN 12400 repeated open/close 10000/20000: class 2 or 3.
Loadbearing capacity of safety devices
To EN 14351-1:2006 +A2:2016.
To EN 14351-1:2006 +A2:2016.
Safety
-
-
User design standards
Manufacturer's standard.
Manufacturer's standard.
Security level
To PAS 24 and Secured by Design.
To PAS 24 and Secured by Design.
Environmental
-
-
Background ventilation
Manufacturer's standard.
Manufacturer's standard.
Acoustic performance rating
NPD.
Rw 40 dB.
Thermal
-
-
Whole window U-value
0.78 W/m²K.
1.27 W/m²K.
Frame
-
-
Profile
Traditional, 50 mm.
Traditional, 50 mm.
Wood species
Pine from North-European species Pinus sylvestris.
Pine from North-European species Pinus sylvestris.
Chain of custody
FSC.
FSC.
Appearance class
Manufacturer's standard.
Manufacturer's standard.
Finish as delivered
Manufacturer's standard.
Manufacturer's standard.
Ventilator
Manufacturer's standard.
Manufacturer's standard.
Frame horns
No.
No.
Glazing or infill
-
-
Standard
To EN 14351-1:2006 + A2:2016.
To EN 14351-1:2006 + A2:2016.
Requirements
Triple glazed.
Double glazed.
Hardware
Not required., Factory fitted restrictor., Locking handle., Non-locking handle., Child restrictor handle., Click vent., Night vent position lock.
Not required., Factory fitted restrictor., Locking handle., Non-locking handle., Child restrictor handle., Click vent., Night vent position lock.
Operation
-
-
Type
Fixed., Side hung., Side guided (for internal clean)., Top guided., Top swing fully reversible (for internal clean)., Side swing (for internal clean).
Fixed., Side hung., Side guided (for internal clean)., Top guided., Top swing fully reversible (for internal clean)., Side swing (for internal clean).
Fixing features
Manufacturer's standard.
Manufacturer's standard.

Additional properties

Third-party certification
PAS24:2016; Secured by Design; Q-Mark product certification, FSC, Danish window verification and indoor climate label.
PAS24:2016; Secured by Design; Q-Mark product certification, FSC, Danish window verification and indoor climate label.

Sustainability data

Country of material origin
Denmark
Denmark
Country of product manufacture
Poland
Poland