Technical Literature

6
VENT TABLE
VENTING
!LLMODELSAREAPPROVEDFORVERTICALNONDIRECTPIPEANDDIRECTPIPEVENTINGAPPLICATIONS3EE6ENT4ABLEBELOWFOR
SPECIlEDSIZESANDALLOWABLELENGTHS
FURNACE
MODELS
(BTU)
FURNACE
INSTALLATION
SINGLE PIPE LENGTH (FT.)
with 1 long radius elbow**
DIRECT VENT,
DUAL PIPE LENGTH (ft.) WITH
1 long radius elbow on each pipe**
OUTLET OUTLET INLET/OUTLET INLET/OUTLET
2” Diameter 3” Diameter 2” Diameter 3” Diameter

5PmOW    
(ORIZONTAL    
$OWNmOW    

5PmOW    
(ORIZONTAL    
$OWNmOW    

5PmOW    
(ORIZONTAL    
$OWNmOW    

5PmOW .!  .! 
(ORIZONTAL .!  .! 
$OWNmOW .!  .! 
*NOTES:
3UBTRACTFTFOREACHADDITIONALINCHLONGRADIUSELBOWFTFOREACHADDITIONALINCHSHORTRADIUSELBOWFTFOREACHADDITIONALINCH
LONGRADIUSELBOWANDFTFOREACHADDITIONALINCHSHORTRADIUSELBOW3UBTRACTFTFOREACHvTEEANDFTFOREACHvTEE
4WODEGREEELBOWSAREEQUIVALENTTOONEDEGREEELBOW
4HISTABLEAPPLIESFORELEVATIONSFROMSEALEVELTOFT&ORHIGHERELEVATIONSDECREASEPIPELENGTHSBYPERFTOFALTITUDE