Ubbink Air Excellent distribution box DB816 125-200 8 connections 990 323 505 Fitted with a front facing

Fitted with a front facing button feature for easy commissioning and incorporating in-built SMART technology

Zehnder P/N 990 430 594

2 for applications where a neutraliser is not required

Filtered fresh supply air

So if you have a S90B then this fan is its direct replacement and it will fit in the same space as your existing product and ducting

Ubbink Air Excellent distribution box DB816 125-200 8 connections 990 323 505 Fitted with a front facingThe Air Excellent DB824 is designed to radially distribute air from a ventilation unit, minimizing system pressure drop, fan energy use, and sound levels. It is compatible with Aerfoam insulated ducts and features 8 Air Excellent AE34C duct connections. With DBOX adaptors, it can connect to any duct diameter within the Air Excellent range. It offers flexible placement options on either the ceiling or wall and can be connected vertically or