Zehnder Rectangular Grille Housing CSB-P 400 Connects 1 x Lamina/Bilamina/ComfoGrid 400 to 1 x Dia 90mm, 2 x Dia 75mm ComfoTube 400 300 128 • 7 sizes - 3/16”

• 7 sizes - 3/16” 1/4”

As an installer it means you'll only need to specifiy one fan

ISO Coarse >50%/ISO ePM10 >50% activated carbon (G4/M5)

Multiple installation and commissioning options

5 hours on full power

Zehnder Rectangular Grille Housing CSB-P 400 Connects 1 x Lamina/Bilamina/ComfoGrid 400 to 1 x Dia 90mm, 2 x Dia 75mm ComfoTube 400 300 128 • 7 sizes - 3/16”This cleanable, rectangular slot diffuser housing is suitable for installation in all types of wall ceiling including within concrete and comes complete with locking slides and end caps. It is designed for use with the 988321646 fixing bracket when mounting within a wall ceiling void. The rectangular lamina bilamina slot diffuser can also be used with the 20 40mm extension pins (990320687 990320688 990320699) and offer adjustable directional air