£19.99
Green Gobbler Main Line Drain Opener 3.8L
Availability: In stock · seller last confirmed 6 Oct 2026 · prices/stock on the seller’s site may change
Green Gobbler Main Line Drain Opener 3.8L is a high-density liquid treatment for households dealing with slow or blocked toilets, sinks, baths, showers and main drain lines. You receive one 3.8L bottle formulated to break down hair, soap, paper, wipes and other organic matter while remaining suitable for common household pipes and septic systems.
Pack Contains
1 x 3.8L bottle of Green Gobbler Main Line Drain Opener.
Key Features
Targets hair, soap, paper, wipes, sludge and other organic blockages.
High-density liquid can travel through standing water towards the affected area.
Bleach-free and non-corrosive to household plumbing.
Suitable for toilets, sinks, baths, showers and main drain lines.
Compatible with PVC, ABS, copper and cast-iron pipes.
Suitable for septic systems.
Odourless formula without harsh fumes.
Product Details
Brand: Green Gobbler
Product type: Main line drain opener and clog remover
Form: Liquid
Volume: 3.8L
Pack quantity: 1 bottle
Model: G8040EUK
Directions
For residential main drain lines, pour the entire bottle into a ground-floor toilet, flush once to distribute the product and avoid using water for 10–12 hours. For sinks and baths, slowly pour approximately 0.5–1 quart into the drain, leave for 30 minutes and flush with hot tap water. Tough blockages may require a repeated treatment left overnight. Always follow the instructions on the supplied label.
Warnings / Storage
Read the product label before use and keep out of reach of children.
Avoid contact with skin and eyes.
Do not mix with other cleaning chemicals.
Keep the container tightly closed and store in a cool, dry place away from direct sunlight.
Seek professional plumbing assistance if the blockage persists or may involve a damaged pipe, solid object or tree roots.
Frequently Asked Questions
Can it be used in toilets?
Yes. It is designed for toilets and residential main drain lines as well as sinks, baths and showers.
Is it suitable for septic systems?
Yes, the formula is suitable for septic systems when used according to the label.
Does it contain bleach?
No. Green Gobbler describes this main line opener as bleach-free.
Green Gobbler Main Line Drain Opener provides a convenient liquid treatment for organic build-up throughout household drainage systems. The large 3.8L bottle is particularly suited to main-line applications and stubborn blockages that need extended contact time.
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