DUCO® best sellers

#1 🔥 (6 PK) VITON Gaskets DUCO® (6-PK) VITON Gaskets for Boiler Sight Gauge Glass, 5/8" ID, Steamer up to 428 ºF

$29.75 on Ebay

#2 🔥 'HEAVY WALL' (5.15 mm) DUCO® 'HEAVY-WALL' (5.15 mm) Boiler Sight Gauge Glass 5/8" OD, 8-1/4"~14" w/ 2 Gaskets

$27.50 on Ebay

#3 [2 SETS] 5/8" OD Boiler DUCO® [2-SETS] 5/8" OD Boiler Sight Glass Repair Kit (Brass Washers, Nuts & Gaskets)

$16.50 on Ebay

#4 (2 PK) 'GRAPHITE' SIGHT DUCO® (2-PK) 'GRAPHITE' SIGHT GLASS GASKET FOR FULTON BOILER, #2-12-256, #2-12-000256

$19.75 on Ebay

#5 1/2" NPT BRONZE WATER DUCO® 1/2" NPT BRONZE WATER GAUGE VALVE SET w/BALL CHECK FOR 5/8" OD SIGHT GLASS

$84.75 on Ebay

#6 WEIL McLAIN Gauge Glass DUCO® WEIL-McLAIN Gauge Glass Kit 5/8" x 8-5/8" w/ 2 Washers & 2 Gaskets #591-419-194

$33.50 on Ebay

#7 3/4" BRONZE BALL VALVE DUCO® 3/4" BRONZE BALL VALVE *200 WSP* FOR HIGH PRESSURE STEAM SERVICE, #80

$32 on Ebay

#8 1/2" BOILER TRICOCK VALVE DUCO® 1/2" BOILER TRICOCK VALVE (250 PSI), WATER COLUMN TEST VALVE, LONG-SHANK #966L

$29.95 on Ebay

#9 16" Boiler Sight Glass DUCO® 16" Boiler Sight Glass 3/4" OD for High Pressure Steam Service, 3/4" OD x 16"

$34 on Ebay

#10 Replacement Gasket for DUCO® Replacement Gasket for REMA Return Tanks , 9-1/2" OD, 6-1/2" ID, 6.5 mm Thick

$19.50 on Ebay

#11 HEAVY WALL w/RED LINE DUCO® HEAVY-WALL w/RED LINE Boiler Sight Gauge Glass 5/8" OD x 10-1/2" L (H.P.)

$38.50 on Ebay

#12 🆕 12" PARKER Steam Boiler DUCO® 12" PARKER Steam Boiler Borosilicate Tubing Tempered Sight-Glass 5/8" OD

$20.50 on Ebay

#13 [4 PK] DISC HOLDER for DUCO® [4-PK] DISC HOLDER for BUCK & HEAD VALVES w/ New Pin, #HF70-17, #25649-1, #V115

$45 on Ebay

#14 🆕 GROEN Sight Gauge Glass DUCO® GROEN Sight Gauge Glass 6-3/4" x 5/8" OD Part #Z002987 Tempered Borosilicate

$18.50 on Ebay

#15 🆕 6 1/2" Boiler Borosilicate DUCO® 6-1/2" Boiler Borosilicate Tubing Tempered High-Pressure Sight-Glass 5/8" OD

$16.75 on Ebay

#16 1" BRONZE BOILER Y BLOW DUCO® 1" BRONZE BOILER Y BLOW DOWN VALVE (200 WSP) ASME, PTFE DISC, #226UT

$189.50 on Ebay

#17 FULTON BOILER HEAVY WALL DUCO® FULTON BOILER HEAVY-WALL SIGHT GLASS (WALL: 13/64"=5.15 mm), 5/8" OD x 10-1/4"

$29.50 on Ebay

#18 🆕 11" Sight Glass For Boilers DUCO® 11" Sight Glass For Boilers & Steamers Sight Glass 5/8" OD + 2 Gaskets

$21.50 on Ebay

#19 Flexible Stainless Steel DUCO® Flexible Stainless Steel Hose for High Pressure Steam Service (1/2" NPT x 36" L)

$99.50 on Ebay

#20 🆕 8" Sight Glass For STEAMASTER DUCO® 8" Sight Glass For STEAMASTER Jewelry Steamers HPJ-2S & HPJ-2 with 2 Gaskets

$16.75 on Ebay