FR55 Features
Shared Features
- 45 min rating w/ Wire Glass; 90 min rating w/ Ceramic Glazing
- All Cold-Rolled sections are formed from GALVANIZED STEEL
- UL (Underwriters Laboratories) Listed and Certified
- EPDM and Silicone Pile Weather-Stripping
- 2 1/4″exterior frame depth
- Glazing is held in place via mechanically fastened steel glazing beads
- Can accommodate glazing ranging from 3/16″ to 1″ in O.A. thickness
- Insulated glazing available for this series
- All FR55 Fixed windows & doors will be factory glazed, unless ordered otherwise
- Standard Optimum Window colors (refer to OWM color chart)
- Units arrive with installation straps
- Fabricated in the United States of America
Fire-Rated Doors Features
Door Features
- Mitered, corner keyed fully welded frame and sash joinery
- Doors will arrive with fire-resistant hinges and door closer
Door Options
- Custom color from RAL colors.
- Steel Break Metal trim
Fixed Features
- Mitered, corner keyed frame and sash joinery
Fixed Options
- RAL colors available as option
- Non-metallic color matches are optional & available upon request
- Steel Break Metal trim
Download more detailed information on our fire rated doors.
| • Details |  PDF |
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| • In-swing Doors | PDF |
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| • Out-swing Doors | PDF |
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| • Lites Chart | PDF |
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| • Glass Configuration Chart | PDF |
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| • Fixed Window Glazing Options | PDF |
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*Optimum Window Mfg Corp. reserves the right to change and update information as necessary. Information on our website, as well as in marketing brochures is intended for general reference only. For current and up to date listing details as well as general product information, please call Optimum Window Mfg. Corp directly and speak to a representative.
