(877) 620-8258 mfgquote@gensco.com H V A C S H E E T M E T A L & S P E C I A L T Y P R O D U C T S 20 Code Outside Dimension Description FAP 16 7 1/2" X 17" Quick attaching filter door - opening for 16” wide, 1” or 2” thick filter FAP 20 7 1/2" X 21" Quick attaching filter door - opening for 20” wide, 1” or 2” thick filter FILTER ACCESS PANELS (FAP) • 26 Gauge Construction • Pre-drilled holes for installation • Gasketed backing for “air tight” fit • Snap on door for easy filter replacement Furnace Sub-Base Size Code 17 3/4” x 28 1/4” DS 17 DOWNFLOW SUB-BASE Air Handler Sub-Base Size Code 20 1/2" x 18 1/2" DS AH 18 21 1/2" x 21" DS AH 21 23 1/2" x 21" DS AH 23 26" x 21" DS AH 26 Air Handler Drops Sub-Base Code DS AH 21 RD 19 18 16 DS AH 23 RD 21 21 16 ROUND DROPS • 26 Gauge Construction • 16” Round x 3” wide collar • 24 Gauge Construction • “Slide-in-place” flange • 5” tall • 1” flange out for installation • Pre-assembled ADDITIONAL PRODUCTS
RkJQdWJsaXNoZXIy OTA3NjM=