Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
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10 Best commercial drain openers of 2026
Save up to 30% off
Best Choice1
Liquid-Plumr9.8Exceptional
Liquid-Plumr Pro-Strength Full Clog Destroyer, Bathroom & Kitchen Sinks, Shower and Tub Drain, Safe for Pipes, Liquid Drain Cleaner, 80 Fluid Ounces
29% Off-
is discontinued by manufacturer:No
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product dimensions:7.07 x 4.02 x 10.8 inches; 0.01 ounces
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asin:B002XK5QU4
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date first available:November 11, 2009
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department:Unisex-Adult
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Value for Money2
Green Gobbler9.6Exceptional
Green Gobbler ENZYME Drain Cleaner | Controls Foul Odors & Breaks Down Grease, Paper, Fat & Oil in Sewer Lines, Septic Tanks & Grease Traps | 128 Fl. Oz.
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Application Areas:Sewer lines, septic tanks, grease traps
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Formula Type:Enzyme enhanced
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Bottle Feature:Anti-glug technology
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Capacity:1 Gallon
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Number of Treatments:Up to 8
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3
Green Gobbler9.5Excellent
Green Gobbler Ultra Concentrated Drain Clog Remover & Cleaner | Powerful Hair, Grease & Soap Dissolver for Bathroom, Kitchen, Shower, Sink & Toilet | Safe for Pipes & Septic Systems | 2 Pack
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4
Green Gobbler9.4Excellent
Green Gobbler Industrial Strength Grease and Hair Drain Clog Remover | Drain Cleaner Gel | Safe for Pipes, Toilets, Sinks, Tubs, Drains & Septic Systems | 1 Gallon
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is discontinued by manufacturer:N/A
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product dimensions:‎6 x 6 x 11.75 inches
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asin:B0BFC2WKF9
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date first available:September 14, 2022
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department:N/A
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5
Drano9.1Excellent
Drano Max FlowGuard Build-Up Remover, Probiotic Enzyme Drain Cleaner, 60 oz
30% Off
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See Today’s Deals & Prices
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Green Gobbler9.0Excellent
Green Gobbler Ultra Concentrated Drain Clog Remover & Cleaner | Powerful Hair, Grease & Soap Dissolver for Bathroom, Kitchen, Shower, Sink & Toilet | Safe for Pipes & Septic Systems
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7
Instant Power8.9Very Good
Instant Power Commercial Drain Maintainer & Trap Treatment, 1 Gal
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product dimensions:‎6 x 6 x 12 inches
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item weight:‎8.69 pounds
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batteries included:‎No
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item model number:‎1510
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best sellers rank:#2,922 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #8 in Commercial Drain Openers #46 in Chemical Drain Openers
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8
Green Gobbler8.8Very Good
Green Gobbler Drain Clog Dissolver | Powerful Liquid Drain Opener & Toilet Clog Remover | Safe for Pipes & Septic | 2 Pack
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9
Drano8.6Very Good
Drano Max Gel Drain Clog Remover & Cleaner, Fast-Acting to Unclog Standing Water & Remove Hair, Grease & Food Blockages, Safe for all Pipes & Septic, Kitchen Sinks, Bathroom Showers, 80 Oz, 2 Pack
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10
Green Gobbler8.5Good
Green Gobbler Ultimate Main Drain Opener | Drain cleaner Hair Clog Remover | Works On Main Lines, Sinks, Tubs, Toilets, Showers, Kitchen Sinks | 64 fl. oz.
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