Understanding Key Drainage Components

Main Elements of Drainage in Commercial Premises

Commercial drainage systems are made up of multiple components, each more info with get more info a defined function. Access junctions, access pipes, anti-flood gullies and back traps all support in keeping the system functional and robust over time.

Joining Multiple Lines

Access junctions connect several pipes and provide entry points for checks. Located at strategic positions, they make easier fault finding and clearing blockages. Without them, upkeep in complex networks would be labour-intensive.

Providing Entry for Inspections

Access pipes are vertical sections that enable direct entry into the system. Installed at regular points, they help to deal with obstructions and carry out routine checks. They can also serve as overflow outlets, reducing the chance of wastewater causing issues indoors.

Defending Against Flooding

Anti-flood gullies block surface water overwhelming drains. Effective in areas with frequent heavy rain, they maintain water flowing in the right direction, avoiding the risk of overflow. For businesses, this helps limit downtime.

Preventing Backflow

Back traps act as barriers to block wastewater reversing back into the network. Placed in important positions, they maintain hygiene, reduce odours, and avoid contamination inside commercial areas.

Frequently Asked Questions (FAQs)

• What is the purpose of access junctions?
  They link multiple pipes and provide entry for inspections.

Anti flood gully
• Why are access pipes fitted?
  They allow straightforward inspections.


• How do anti-flood gullies work?
  They stop flooding during heavy rainfall.


• What is a back trap?
  It helps maintain hygiene by stopping reverse flow.


• Are anti-flood gullies suitable for wet climates?
  Yes, they are effective where heavy rainfall occurs.

Key Details

Drainage in commercial properties relies on a combination of components. Access junctions, access pipes, anti-flood gullies and back traps each support systems operational. Whether upgrading existing systems, these parts minimise risk and secure property. For professional advice and products, contact Knowles Drainage.