10 bestDrain Cleaner For Cast Iron Pipesof April 2025
112M consumers helped this year.
1
Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Fast Acting Heavy Duty Drain Gel, Dissolves Clogs, Works 3x Better Than Bleach, Safe for All Pipes, Duo Pack, (2 x 1L)
Mr Muscle
9.7
2
Spear Jackson Heavy Duty Sink and Drain Unblocker Gel - Powerful Formula- Indoor and Outdoor, 5 l (Pack of 1)
Spear & Jackson
9.4
3
Caustic Soda
The Retail Heaven
9.1
8% off
4
Zep Commercial Unblocker Heat Drain Liquid
Zep
8.8
5
MultiWare Drain Unblocker | Sink Unblocker | Heavy Duty Drain Cleaner | Toilet Unblocker | Dissolves Clogs Grease Hair Soap | Easy To Use | Safe For ALL Pipes (1)
MultiWare
8.5
Other
Chemiphase Drainklenz - Non Acid Drain & Pipeline Cleaner/Descaler - 20 Litres
Powerful Sink & Drain Cleaner - Unclog Your Pipes with Foaming Drain Cleaner and Pipe Dredging Powder (2 Bot)
Drano (Mr Muscle) Kitchen Gel Tube Free Drain Cleaner Pipe Cleaner for Kitchen Removes Blockages 1000ml
6
Zep Drain Bioclean & Odour Control - 1l, Drain Unblocker For Preventive Maintenance to keep a drain unblocked, Perfect Drain Cleaner For Bad Smells, Sink Cleaner For Smelling Sinks, Zep Commercial
Zep
8.2
7
Powerful Caustic Soda Drain Cleaner(1kg) | Effective Clog Remover, Industrial Strength Formula, Fast Action
EasyClean
7.9
8
Spear and Jackson 2 x 500ml Heavy Duty Sink and Drain Unblocker
Spear Jackson
7.6
9
Drano Liquid Clog Remover Drain Cleaner, 32 oz
Drano
7.3
10
Black Swan 51999 PCDC Powder Crystal Drain Cleaner, White, 15.24 cm*10.32 cm*10.32 cm
Black Swan
7.0
Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy