INSTALLING DAMPER CLAMP ACCESSORY (GA6080)
FOR VENTED OPERATION
You may use this heater as a vented product. There are three reasons for operating your heater in the
vented mode.
1. Thereplacedoesnotmeettheclearancetocombustiblesrequirementsforvent-freeoperation.
2. Stateorlocalcodesdonotpermitvent-freeoperation.
3. You prefer vented operation.
Ifreasonsnumber1or2aboveapplytoyou,youmustpermanentlyopenchimneyuedamper.The
damperclampwillkeepdamperopenandinsureventedoperation.
Seechartbelowforminimumpermanentueopeningyoumustprovide.Attachdamperclampsothe
minimumpermanentueopeningwillbemaintainedatalltimes.
Area of Various Standard Round Flues
Diameter Area
5" 20sq.inches
6" 29sq.inches
7" 39sq.inches
8" 51sq.inches
Chimney
Height
Minimum Permanent
Flue Opening
6' to 15' 39sq.inches
15' to 30' 29sq.inches
Damper
Damper
Clamp
Damper
Clamp
Damper
Damper
Manufactured FireplaceMasonry Fireplace
Attaching Damper Clamp
101717-01
Rev. B
02/07
NOTAUPC
2701IndustrialDrive
P.O.Box90004
BowlingGreen,KY42102-9004
www.desatech.com
1-866-672-6040