Optional HEPA filter cassette H 13 (paper/plastic) for use instead of the standard exhaust air filter cassette. Increases filter performance and improves exhaust air quality.

Compatible devices:
BV 5/1, BV 5/1 Bp, T 12/1, T 12/1 eco!efficiency, T 15/1, T 15/1 eco!efficiency

Compatible devices from the old range:
BV 5/1, BV 5/1 Bp, T 12/1, T 12/1 eco!efficiency, T 15/1, T 15/1 + ESB 28, T 15/1 + ESB 28 Professional, T 15/1 HEPA + ESB 28.