87FB0005 FLOOR BASE,AND86AA000- DUCT
4.
3.
2.
1.
DUCT CONNECTOR ROTATES
(1-4) FOR ALIGNMENT TO DUCT
DUCT CONNECTOR A
88AA0013 4 1/2"
86AA0014 8 1/4"
86AA0015 12 1/4"
"1-/Ê"",Ê-Ê Ê1/Ê" /",q,+1,®
--",-
G18D Series Gas Furnace TECHNICAL GUIDE
Mortex Products Inc. / Fort Worth, TX 76106 G18D Technical Guide
4
PART NO. DESCRIPTION NOTES
90-RJF1729-AL Body, Roof Jack, Gas-FLAT Height 94 1/2 X 106 1/2
90-RJF2551-AL Body, Roof Jack, Gas-FLAT Height 102 1/2 X 128 1/2
90-RJS1729-AL Body, Roof Jack, Gas-SLOPE 3/12 Height 94 1/2 X 106 1/2
90-RJS2551-AL Body, Roof Jack, Gas-SLOPE 3/12 Height 102 1/2 X 128 1/2
90-RJS3868-AL Body, Roof Jack, Gas-SLOPE 3/12 Height 115 1/2 X 145 1/2
90-RJS6399-AL Body, Roof Jack, Gas-SLOPE 3/12 Height 140 1/2 X 176 1/2
90-RJCRWN-AL Crown, Roof Jack, Gas Use w/Gas Roof Jack Body
90-TRN-RNG Ceiling Trim Ring, Roof Jack Trim out to inside RJ - Pipe
RJTRC Kit, Transit - Roof Jack -- Cap & Label For transport-Remove on site
90-OUTXT16-AL Roof Jack Outdoor Extension - Gas 16” Extend pipes / crown - 16 in.
90-INXST10-AL Roof Jack Indoor Extension - Gas 10” Extend pipes / crown - 10 in.
90-RJS56 5-6/ 12 Slope, Roof Saddle Adapter Add to RJS 3/12 Roof Jack
90-DCU0-01 86AA0013 Duct Conn + 87FB0005 Flr Base Floor to Duck 1 in. - 4 in.
90-DCU0-02 86AA0014 Duct Conn + 87FB0005 Flr Base Floor to Duck 6 in. - 8 in. STD
90-DCU0-03 86AA0015 Duct Conn + 87FB0005 Flr Base Floor to Duck 8 in. - 12 in.
90-CABEXT4 White, Top, Cabinet Extender Plate Fill alcove 76” top opening