Single Wall 20” Diameter

Ductwork

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HoodMart 20" Ductwork Single Wall Grease Duct Accessories.

Factory Built Grease Duct Systems. UL listed, requires No Welding - Single Wall & Reduced Clearance: UL1978 and Double Wall Zero Clearance: UL1978 & UL2221, Limited Lifetime Warranty.

State of the art Stainless Steel 20 inch grease duct systems are NFPA-96 compliant, designed to safely convey grease laden vapors from commercial kitchen cooking equipment.

Ships in 10 Business Days.

* No Weld Ductwork Saves You Installation Time. Other Custom Sizes Available

Made in USA

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  1. 20" Diameter, Single Wall Grease Duct, Anchor Plate Support
    • Constructed of UL 409 Stainless Steel
    • Made in USA
    • Use with 20" Diameter Duct
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $161.99 Your Price $149.03
  2. 20" Diameter, Single Wall Grease Duct, 48" Fixed Length
    • Constructed of UL 409 Stainless Steel
    • Made in USA
    • Use with 20" Diameter Duct
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $323.76 Your Price $297.86
  3. 20" Diameter, Single Wall Grease Duct, Cut Length Locking Band
    • Constructed of UL 409 Stainless Steel
    • Made in USA
    • Use with 20" Diameter Duct
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $43.74 Your Price $40.24
  4. Greenshipping Ribbon

    FREE SHIPPING

    3M Fire Barrier Duct Wrap 615+, 24 in x 25 ft Roll- QTY 1 Box
    • Up to a 2-hour fire-resistance rating
    • Alternate to shaft enclosure
    • Not sold without a hood purchased from us
    • Made in USA
    • Complies with 2006 and 2009 IMC and UMC
    • Tested per ASTM E 2336
    • Apply in 2 layers for grease ducts
    • 24 in x 25 ft Roll
    • 1 Year Warranty
    Orig.Price $338.47 Your Price $311.39
  5. 20" Diameter, Single Wall Grease Duct, Inline Access Door Length
    • Constructed of UL 409 Stainless Steel
    • No tools required
    • Made in USA
    • Access panel attached with wing nuts
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $420.88 Your Price $387.21
  6. 20" Diameter, Single Wall Grease Duct, 87 Degree Elbow w/ Access
    • Constructed of UL 409 Stainless Steel
    • 87 Degree Elbow
    • Made in USA
    • Access panel included-no tools required
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $480.33 Your Price $441.90
  7. 20" Diameter, Single Wall Grease Duct, 45 Degree Elbow w/ Access
    • Constructed of UL 409 Stainless Steel
    • 45 Degree Elbow
    • Made in USA
    • Access panel included-no tools required
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $397.41 Your Price $365.62
  8. 20" Diameter, Single Wall Grease Duct, Fan Plate Adapter - End
    • Constructed of UL 409 Stainless Steel
    • 36" x 36" square plate
    • Can be cut to size during installation
    • Made in USA
    • Cut to curb size
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $390.21 Your Price $358.99
  9. 20" Diameter, Single Wall Grease Duct, 24" Fixed Length
    • Constructed of UL 409 Stainless Steel
    • 24" Fixed Length
    • Made in USA
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $223.39 Your Price $205.52
  10. 20" Diameter, Single Wall Grease Duct, 45 Degree Elbow No Access Panel
    • Constructed of UL 409 Stainless Steel
    • 45 Degree Elbow
    • Made in USA
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $292.49 Your Price $269.09
  11. 20" Diameter, Single Wall Grease Duct, Light Support Band
    • Constructed of UL 409 Stainless Steel
    • Bracket to support hangin or vertical duct
    • Made in USA
    • Recommended every 15' for diameters 10" - 14"
    • Recommended Duct Sizes Medium Duty Hood Lengths 15'6"-20'
    • Recommended Duct Sizes Heavy Duty Hood Lengths 12'-15'5"
    Orig.Price $149.30 Your Price $137.36
  12. Sealant for flue Gas Temp up to 600F
    • Sealant for flue Gas Temp up to 600F
    • Non-Slumping will not sag or run.
    • Made in USA
    • Designed for sealing and bonding applications.
    Orig.Price $68.00 Your Price $62.56
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