After cured apply structural silicone as per supplier’s facts sheet to the bottom aluminium angle trim flat surfaces firmly fitting them in place. Extra silicone need to then be wiped absent having a ending Instrument. Dowsil 791 small modulus weather proofing silicone and Dowsil 895 Structural sealant are Inside soundproof https://eyebrowlaminationkit12221.blogkoo.com/the-2-minute-rule-for-reduce-outside-noise-double-glazing-46296306