Light and transparency: the guidelines of modern design assume features increasingly oriented towards fluid divisions between indoor and outdoor environments. The integrated systems of the METRA Building Minimal Line guarantee a maximum of luminosity with excellent thermal and acoustic insulation. Minimal thicknesses and important recovery of filtering light, with high-performance products condensing in only 63 mm.
Design, technology, structural excellence and luminosity: METRA Building’s integrated systems for casement windows and doors are distinguished by unique features that guarantee maximum living comfort. Not only that, the perfect mechanics and the predisposition for home automation, combined with guaranteed energy saving and high levels of burglar-proof security for private homes and public buildings complete the picture of a product meeting the highest quality standards.
METRA Building aluminium casement windows and doors are perfectly matched with curtain wall systems and can be applied to all living and architectural requirements. The original accessories complete the casement windows and doors, as well as the unlimited surface finishes.
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The most efficient of the METRA Building lines, characterized by the HES system, High Energy Saving, ideal for those looking for an essential design achieving maximum brightness and transparency with excellent thermal and acoustic insulation performance. Focus on NC 90 STH HES, the first window entirely in aluminium to obtain the prestigious certification “ClimateHouse Quality Window” in Gold class. This label, issued by the Agenzia CasaClima, an impartial third-party agency, guarantees the energy quality of the window and the installation of counterframe and frame made in a workmanlike manner.
The warmth of wood and the solidity and durability of aluminium merge in the METRA Building Aluminium-Wood line.Integrated systems with an external aluminium side available in unlimited finishes and the inside coated with a thick layer of natural wood, to be chosen among a variety of wood types. The performances of this line are extraordinary: perfect tightness, resistance, non-deformability, sound insulation, water tightness, resistance to air, salt and aggressive atmospheric agents and zero maintenance. In addition, the thermal break guarantees the maximum energy saving. In addition, high levels of burglar-proof security, mechanical safety with perfect opening and closing, predisposition for burglar alarm systems and home automation.
Complete your windows
Choosing METRA Building products means choosing security: the burglar-proof systems put in place have proven to be the most effective against the most common intrusion attempts. A result made possible thanks to specific design choices of aluminium casement windows and doors and a careful selection of their components.
Metra’s casement windows and doors can reach security class RC2 and RC3 and can have a perimeter locking system with up to 16 predisposed points for burglar alarm systems.
Casement windows features
|Air pressure applied||(0Pa)||(50Pa)||(100Pa)||(150Pa)||(200Pa)||(250Pa)||(300Pa)||(450Pa)||(600Pa)||(900Pa)|
Minimal Line: Class 9A – Origins Line: Class 9A
|Air pressure applied||(150Pa)||(300Pa)||(450Pa)||(600Pa)|
Minimal Line: Class 4 – Origins Line: Class 4
|Air pressure applied||(400Pa)||(800Pa)||(1200Pa)||(1600Pa)||(2000Pa)||(>2000Pa)|
|With deflection||A (<=1/150)||B (<=1/200)||C (<=1/300)|
Minimal Line: Classe B4 – Origins Line: Class C5 (NC 90 STH HED: Class C4)
From 47 dB up to 48 dB
Minimal Line: 47 dB
Origins Line: NC 65 STH HES e NC 75 STH HES 47 dB – NC 90 STH HES 48 dB
Origins Line: Classe RC3
|Class achieved||Class 0||Class 1||Class 2|
|–||100 N||30 N|
Origins Line: Class 1
|Class achieved||Class 0||Class 1||Class 2||Class 3||Class 4|
Origins Line: Class 4
Origins Line: Class 3/20.000
|Drop height||200 mm||300 mm||450 mm||700 mm||950 mm|
Origins Line: Class 5
Uw/m2 K (window 1 casement 1230×1480 mm; glass Ug 0,6 W/m2 K, Psi 0.031 W/m K)