If groove size is a problem try this 10x10mm Parting Bead Channel / Carrier for use with 8mm direct fit parting beads. Will take 8mm Direct Fit or Double Flipper Parting Bead. The channel screws into the original parting bead groove to provide a locator for the parting bead seal.
Parting Bead Carrier
- Retrofit solution for new beads in sash windows.
- Brown or White colours to choose from