Enviro EG 33 User Manual

 
 
 
 
MAKE SURE THAT THE MANTLE INSTALLATION STAYS 
WITHIN THE SHADED AREA IN THE DIAGRAM 
PROVIDED. 
 
 
THE MAXIMUM ALLOWABLE MANTLE WIDTH IS 10” (25.4 
CM)  
 
 
THE MINIMUM HEIGHT FROM THE TOP OF THE 
SURROUND PANEL TO A 10” (25.4 CM) WIDE MANTLE IS 
11” (27.94 CM) 
 
 
 
 
 
 
 
 
 

THIS SECTION IS DESIGNED TO SHOW THE MINIMUM AND MAXIMUM VENT LENGTHS FOR BOTH HORIZONTAL AND 
VERTICAL INSTALLATIONS 

WHEN VENTING THIS APPLIANCE YOU MUST STAY WITHIN THE 
SHADED AREA (see venting chart provided) FOR ALL VENTING 
APPLICATIONS. 
 
 
 

 A vent restrictor ring is supplied with 

each direct vent fireplace. This restrictor ring is to be installed when the 
vertical chimney installation is over 4’ (1.21 M). Before the chimney is 
placed onto the stove, place this vent restrictor ring into the 4” (10.16 
CM) flue pipe(as shown), once the vent restrictor ring has been installed, 
the vertical sections of chimney can be installed. 
 

NOTE:

 This shaded area designates the need for a vent restrictor ring. 

 
 
 
 
 
 

Insert restrictor ring 
in the 4” (10.16 cm) 
flue pipe 

 

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