Indoor Venting-General Requirements (C Ategory I & Category Iii - Clarification); Heaterclearances; Outside Vent Removal - Pentair Mastertemp 175K BTU/HR Installation And User Manual

INDOORVENTING — General Requirements
HEATER CLEARANCES — General Requirements
TOP ..............................6 in. (15 cm)
EXHAUST SIDE ..........6 in. (15 cm)
HEADER SIDE ............6 in. (15 cm)
DOOR PANELS† ........6 in. (15 cm)
Rev. H 9-5-12
Vertical only
Vertical or Horizontal
MASTERTEMP
6 in.*
® Pool and Spa Heater Installation and User's Guide
6 in.
6 in.*
6 in.
Figure 10.