The 478RO-US10B requires 60% less frame cutting of Frame Face for ANSI 4-7/8" pre-prep frames and it is used for new or replacement installations in wood, metal or aluminum frames. The strike opening...
The 478RO-US32D requires 60% less frame cutting of Frame Face for ANSI 4-7/8" pre-prep frames and it is used for new or replacement installations in wood, metal or aluminum frames. The strike opening...