A unique solution to fitting rebated flush bolts in conjunction with drop down seals. The DB SEAL Extension works as an extender with the Astro DB Seal Plus drop down seal.

10mm maximum drop and the seal is manually lowered on the handle side. Also available are 150mm Stainless Steel Flush Bolts (AFASDBX/FBBOLT) with radiused ends designed to work with the DB Seal Extension.

Noise Reduction Index Rw 35dB*.

Seal is manually lowered on handle side.

For data sheets, test reports and more information please copy and paste this link into your browser: https://www.astroflame.com/door-bottom-seals_rebated.html