Applicable Housing Models;
- SNCA-HRX550/EXT
- SNCA-HRX550/EXT/W
- SNCA-HRX550/INT
- SNCA-HRX550/EXT/R
- SNCA-HRX550/EXT/PRE
- SNCA-HRZ50/EXT
- SNCA-HRZ50/EXT/W
- SNCA-HRZ50/INT
- SNCA-HRZ50/EXT/R

Optional accessories;
- SNCA-CEILING (Ceiling Mount Adapter)