USSC APS1100B Owner's Manual page 7

Combustible Wall Chimney Connector Pass-Throughs
PART A
FIGURE 9
MINIMUM 12 IN.
TO COMBUSTIBLES
PART B
FIGURE 9
PART C
FIGURE 9
TWO VENTILATED AIR
CHANNELS EACH 1 INCH.
CONSTRUCTED OF
SHEET STEEL.
PART D
FIGURE 9
MASONRY CHIMNEY
CONSTRUCTED TO NFPA 211
MINIMUM CHIMNEY CLEARANCES FROM MASONRY TO
SHEET STEEL SUPPORTS AND COMBUSTIBLES 2 IN.
FACTORY-BUILT
CHIMNEY LENGTH
NONSOLUBLE
REFACTORY
CEMENT
CHIMNEY LENGTH
FLUSH WITH INSIDE
OF FLUE
AIR SPACE
9 IN. MINIMUM
MASONRY CHIMNEY CONSTRUCTED
TO NFPA 211
CHIMNEY THIMBLE
MASONRY CHIMNEY CONSTRUCTED
TO NFPA 211
MINIMUM CHIMNEY CLEARANCES FROM MASONRY TO
SHEET STEEL SUPPORTS AND COMBUSTIBLES 2 IN.
SHEET STEEL SUPPORTS
CHIMNEY SECTION
CHIMNEY THIMBLE
CHIMNEY
CONNECTOR
AIR SPACE
2 IN.
MASONRY CHIMNEY CONSTRUCTED
TO NFPA 211
MINIMUM CLEARANCE
9 IN. ALL AROUND
MINIMUM CHIMNEY CLEARANCES FROM MASONRY TO
SHEET STEEL SUPPORTS AND COMBUSTIBLES 2 IN.
SHEET STEEL SUPPORTS
(24 GAUGE MIN. THICKNESS)
7
MINIMUM CHIMNEY CLEARANCE TO BRICK
AND COMBUSTIBLES IS 2 IN.
MINIMUM CLEARANCES 12 IN. OF BRICK
ALL AROUND
CHIMNEY CONNECTOR TO HEATER
FIRE CLAY LINER
(5/8" MIN. WALL THICKNESS)
MIN. 3-1/2" THICK BRICK MASONRY WALL
CHIMNEY CONNECTOR
TO HEATER
USE CHIMNEY MFRS. PARTS TO
ATTACH CONNECTOR SECURELY
SOLID INSULATED, LISTED
FACTORY-BUILT CHIMNEY LENGTH
SHEET STEEL SUPPORTS
(24 GAUGE MIN. THICKNESS)
24 GAUGE
VENTILATED THIMBLE WITH
TWO 1 INCH AIR CHANNELS
CHIMNEY CONNECTOR
TO HEATER
MINIMUM 6 IN. GLASS
FIBER INSULATION ALL AROUND
SHEET STEEL SUPPORTS
(24 GAUGE MIN. THICKNESS)
MINIMUM CLEARANCE
2 IN. ALL AROUND
1 IN. AIR SPACE TO
CHIMNEY LENGTH
CHIMNEY CONNECTOR
TO HEATER
SOLID INSULATED, LISTED
FACTORY-BUILT CHIMNEY
LENGTH (12 IN. LONG MIN.)