T25 no-drill framed blackout · Measuring guide
Measure the T25 opening. We review the fit.
This dedicated guide is only for the recessed, four-sided T25 framed blackout honeycomb shade. Record the window opening exactly—do not make your own production deductions.
T25 onlyUse this guide for the four-sided, no-drill framed blackout honeycomb system. The frame face width is 2 cm (0.79 in); the front-to-back frame depth is 2.54 cm (1.00 in). Do not apply zebra-shade deductions or outside-mount overlap rules.Minimum usable recess depth: more than 1 in (more than 2.54 cm). Measure the clear depth at the left, center, and right, then use the smallest reading.
Before ordering: state the operation direction and send both diagonal measurements, all four corner photos, and close-ups of every obstruction. Fabric and configuration may reduce the practical maximum size; oversized orders require confirmation.
After measuring · T25 video center
Use the installation method supplied with your order.
The drilled and no-drill T25 systems follow different fitting methods. Do not mix the two videos or use zebra-shade instructions.