Basic characteristics of PR52

• Sash width 52 mm
• Can embrace double glazing 10 - 32 mm
• The complete waterproof is ensured with the special drainage channels in all profiles.
• Three EPDM gaskets for sealing and the central gasket is assembled with the special vulcanized corner in order to avoid any lick from the 45 degrees corner.
• Special designed water drainage plug which ensures the outflow of the water even in the strongest weather conditions
• The flat frame is designed with drainage channel and inclined surfaces in order to outflow the water to the external of the construction.The upper surface is reinforced 15% in order to resist to footsteps and also to provide better cutting at the saw.
• Special designed profiles for the sealing of the door at the lower part.
• Possibility to assemble the constructions with the use of gripping machine