Alcove Installation Clearances - BuckMaster Model 21 Features Preparations Installation Operation Maintenance Safety

HOW TO LOCATE CHIMNEY EXIT AND INSTALL
Alcove Installation
Vertical Exit using (6" DVL Close Clearance pipe and any Listed 2100° UL 103 HT
chimney).
With optional close clearance shield and pipe shield. NOTE: For installation of
optional close clearance shields and pipe shield (See Page 33).
NOTE: For minimum clearances (See Page 32, Figure 22).
1. Suspend a plumb bob from ceiling above unit so that weight is hanging in the center of
flue exit. (A small weight on a string will serve as a plumb bob). Mark ceiling where
string is suspended to locate the center of the chimney.
2. After locating center of hole, install the ceiling support box, chimney or chimney
connector, flashing and rain cap, per chimney manufacturer's instructions and local
building codes for installation through combustible walls or ceilings.
3. Now connect stove and ceiling support box using DVL close clearance pipe.
Connect each section per manufacturer's instructions.
Secure each section to each other using minimum (3) sheet metal screws or rivets.
DVL close clearance is to be connected with (3) sheet metal screws or rivets to
connector collar on heater.(See Page 27,Figure 19B).
4. NOTE: If your local code requires outside air for residential installation, refer to pages
13-14 for outside air installation.
Page 32