FR4700 Specs

• FR5500 Door  PDF  Word
• FR4700  PDF Word
• FR7600TSS  PDF Word
• FR7650TDH  PDF Word
• FR7650TSH  PDF Word
• FR8600  PDF Word

45 Minute Fire-Rated Frames

Optimum has revolutionized the construction industry by offering the most comprehensive line of steel fire rated windows. Today, we are one of the largest and most efficient manufacturers in our field, with fire rated products ranging from 45 to 90 minutes. Optimum’s multiple window and door series are used in non-temperature rise applications and through various glazing options can be modified to address most fire rated applications.


 • General Specs  PDF Word
 • Lites Chart  PDF Word
 • Glass Configuration Chart  PDF Word