2500 series

COLD-ROLLED STEEL SERIES

Flexible and Versatile

For the restoration of heritage buildings, Optimum offers the 2500 system of thermo-insulating profiles for windows and doors. Reduced frame size, large glazed areas, excellent values of thermal and acoustic insulation, elevated resistance, durability and light transmission, are the main characteristics of the 2500 system. It is considered a unique interpretation, using modern technology and materials of the classic metal window; all in just 47 mm of visible perimeter frame and 62 mm for the central pairing in the case of double windows. With the 2500 series, it is possible to make windows in steel, stainless steel, Cor-Ten steel and bronze effect.

Thermal break for high insulating performance.
Zinc Rich Epoxy primer with Electrostatically applied, colored, polyester powder coated finish. Meets AAMA 2604 specification.
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames.
Very slender visible section of just 27 mm — 47 mm for the side jamb and 62 mm for the meeting stile of double windows or doors.
Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades.
Possibility of making regularly-shaped arches to customer template.
Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation.

PRODUCT PERFORMANCE

Meets or exceeds air infiltration test criteria in accordance with ASTM E283

Meets or exceeds water penetration test criteria in accordance with ASTM E331

Meets or exceeds structural test in accordance with ASTM E330

Contact Optimum Window to review applicable testing and design performance data for your specific project

Standard profiles

2500

Thermally broken

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Optimum

Nice to see you again

WELCOME BACK

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GET ACCESS TO OUR CATALOG OF SERIES DETAILS
GENERAL SPECS, CSI SPECIFICATIONS AND CAD DETAILS.

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FIxed

OPERABLE

DOOR

(Glazing Beads will vary depending on OA Glass Thickness)

Available Systems

Flex 2500 Series

Fixed

Bronze, Galvanized, Stainless, and Cor-Ten Steel Framed Windows

Thermal break for high insulating performance
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades
Maximum design freedom thanks to the possibility of making frames with superior materials: Galvanized steel, Stainless Steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder-coated
Absolute certainty of project duration and low maintenance costs
Possibility of making regularly-shaped arches to customer template
Accommodates thin sight line look for historical applications, high performance in terms of energy saving and sound insulation

Options

Custom colors
Custom hardware
Limited operation stops
Steel brake metal and trim
Screens

Min. Dimensions

18″ x 18″

Max.Dimensions

42″ x 96″

OWM may exceed shown maximum dimensions. Contact an Optimum Window Consultant for further information.

Flex 2500 Series

CASEMENT

Bronze, Galvanized, Stainless, and Cor-Ten Steel Casement Windows

Thermal break for high insulating performance
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades
Maximum design freedom thanks to the possibility of making frames with superior materials: Galvanized steel, Stainless steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder coated
Absolute certainty of project duration and low maintenance costs
Possibility of making regularly-shaped arches and to customer template
Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation

Options

Custom colors
Custom hardware
Limited operation stops
Steel brake metal and trim
Screens

Min. Dimensions

18″ x 18″

Max. Dimensions

42″ x 90″

OWM may exceed shown maximum dimensions. Contact an Optimum Window Consultant for further information.

Flex 2500 Series

PROJECTED WINDOWS

Thermal break for high insulating performance
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
Made in Galvanized, Stainless, Cor-Ten Steel and Bronze
Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades
Maximum design freedom thanks to the possibility of making frames with superior materials:
Galvanized steel, Stainless steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder coated
Absolute certainty of project duration and low maintenance costs
Possibility of making regularly-shaped arches and to customer template
Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation

Options

Custom colors
Custom hardware
Limited operation stops
Steel brake metal and trim
Screens

Min. Dimensions

14″ x 14″

Max. Dimensions

66″ x 48″

OWM may exceed shown maximum dimensions. Contact an Optimum Window Consultant for further information.

Flex 2500 Series

DOOR

Thermal break for high insulating performance
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
Made in Galvanized, Stainless, Cor-Ten Steel and Bronze
Slender yet structural and solid sections make for increasingly elegant and bright frames, curtain walls and façades
Maximum design freedom thanks to the possibility of making frames with superior materials: Galvanized steel, Stainless steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder coated
Absolute certainty of project duration and low maintenance costs
Possibility of making regularly-shaped arches to customer template
Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation

Options

Custom colors
Custom hardware
Limited operation stops
Steel brake metal and trim
Screens

Min. Dimensions

24″ x 72″

Max. Dimensions

48″ x 120″

OWM may exceed shown maximum dimensions. Contact an Optimum Window Consultant for further information.

Flex 2500 Series

BI-FOLD Door

Thermal break for high insulating performance
Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
Made in Galvanized, Stainless, Cor-Ten Steel and Bronze
Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades
Maximum design freedom thanks to the possibility of making frames with superior materials: Galvanized steel, Stainless steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder coated
Absolute certainty of project duration and low maintenance costs
Possibility of making regularly-shaped arches to customer template
Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation