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A complete overview of the Clever Works website. Find the page or service you are looking for below.
Main Pages
Areas Covered
Our Services
- BRE365 Percolation Testing
- Build-Over Agreements
- CCTV Drain Surveys
- Drain Excavation & Replacement
- Drain Relining
- Drain Repairs
- Drain Unblocking
- Drainage Field Testing
- Drainage Impact Assessments
- Emergency Drain Unblocking
- High Pressure Water Jetting
- Homebuyer's Drain Survey
- Strategic Infrastructure Drainage
- Opening-Up Works
- Patch Lining
- Sewer Jetting
- Site Investigation
- Soakaway Design & Installation
- Subsidence Drain Survey
- Topographical Surveys
- Trial Pits & Boreholes
Help & Advice
- Blocked Drains: Causes and Fixes
- CCTV Drain Survey Cost UK 2026
- CCTV Drain Survey Guide
- Commercial Drain Maintenance Guide for Businesses
- Do I Need a Drain Survey When Buying a House?
- Drain Relining vs Replacement
- Emergency Drain Unblocking Near Me
- Grease Management for Restaurants and Commercial Kitchens
- Gutter Cleaning: Why It Matters for Drainage
- High Pressure Water Jetting Explained
- How Often Should Drains Be Inspected?
- How to Fix a Collapsed Drain
- How to Keep Your Drains Clean Year-Round
- How to Tell if Your Drain is Blocked
- How to Unblock a Clogged Bath or Shower
- How to Unblock a Sink
- How to Unblock a Toilet With or Without a Plunger
- How to Unclog a Sink
- New Drain Installation: What to Expect
- No-Dig Repair vs Excavation
- Signs Your Drain Needs a CCTV Survey
- Soakaway Installation Guide
- Trenchless Drain Installation Explained
- What is Drain Mapping and Asset Tracing?
- What to Do in a Drainage Emergency
- When is Drain Excavation Necessary?
- Why Property Developers Need Drain Mapping
Blog
- Case Study: CCTV Drainage Survey in Aldershot
- Case Study: CCTV Drainage Survey in Alton
- Case Study: CCTV Drainage Survey in Farnham
- Case Study: CCTV Drainage Survey in Guildford
- Top 5 Causes of Blocked Drains in the UK
- Water Jetting vs Drain Rodding
- What is Drain Relining?
- Why You Need a CCTV Drain Survey Before Buying a House