1
Avocet Environmental Services
5.0(30 reviews)
Highly RatedQuality Service
Installing and repairing sewage treatment plants, septic tanks and land drains. Off mains drainage specialists. FREE drain surveys in Norfolk and Suffolk.
Best Drain Clearance Companies in Norwich (2026)
Independently reviewed · Last updated February 2026 · Covers Norwich and surrounding areas including Lowestoft, Stowmarket, Thetford
2
All Clear Drains
4.4(320 reviews)
Local Expert
All Clear Drains Norfolk are drain unblocking and CCTV survey specialists based in North Norfolk. Got a problem, why not give us a call 07887596287
3
Peter Mattheson Digger and Plant Hire.
4.1(160 reviews)
Recommended
A well established small run business with over 30 years of experience in ground works, drainage and plant hire.
Drain Clearance in Norwich
A blocked drain in Norwich can quickly turn from a minor inconvenience into a serious problem. Sewage backups, bad odours, and water damage are all risks if a blockage isn't dealt with promptly.
Most of the companies listed also cover nearby areas including Lowestoft, Stowmarket, Thetford, Ipswich. If you're just outside Norwich, they'll likely still be able to help — enter your postcode above to check.
Prices for drain clearance in Norwich typically range from £100 to £250 depending on the complexity of the blockage. The top-rated companies on this page are known for transparent, fixed pricing.
Frequently Asked Questions About Drain Clearance in Norwich
What is the best drain clearance company in Norwich?
Based on our editorial research and customer reviews, Avocet Environmental Services is the top-rated drain clearance company serving Norwich, with a 5.0-star rating from 30 verified reviews. They offer professional drain clearance services.
How much does drain clearance cost in Norwich?
The typical cost for residential drain clearance in Norwich ranges from £100 to £250, depending on the severity and location of the blockage. A straightforward external drain blockage is usually at the lower end, while internal blockages or those requiring specialist equipment may cost more. Most reputable companies in Norwich offer a fixed price with no hidden call-out fees — always confirm the price before work begins.
Can I get same-day drain clearance in Norwich?
Yes. Most of the top-rated companies serving Norwich offer same-day service, with many able to respond within 1-2 hours for emergencies. If you have sewage backing up or an overflowing drain, call the top-listed company directly — emergency call-outs are typically available 24/7 including weekends and bank holidays.
What causes blocked drains in Norwich?
The most common causes of blocked drains in residential properties around Norwich are fat and grease build-up (especially in kitchen drains), hair and soap scum (bathroom drains), tree root ingress (outdoor drains), and foreign objects like wet wipes and sanitary products. Older properties in Norwich may also have clay pipes that are more prone to cracking and root penetration.
Do I need drain clearance or drain repair?
Drain clearance removes blockages — hair, grease, debris, tree roots — and restores flow. It's a quick fix, usually completed in under an hour. Drain repair addresses structural damage like cracked, collapsed, or displaced pipes. If your drain keeps blocking repeatedly in the same place, you probably need a CCTV drain survey (£100-£200) to check for underlying damage. The companies listed above can advise on which service you need.
How do I know if a drain clearance company is trustworthy?
Look for companies with verified customer reviews, transparent pricing (a fixed quote before work starts), and no call-out charges. Membership of trade associations like the NADC (National Association of Drainage Contractors) is a good sign. The companies ranked on this page have been assessed on customer ratings, review volume, and professional reputation.
What areas near Norwich do these companies cover?
Most drain clearance companies listed for Norwich also cover nearby areas including Lowestoft, Stowmarket, Thetford, Ipswich, Felixstowe, Bury St Edmunds. If you're outside Norwich, enter your postcode in the search bar above to find companies near you.
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