Description
Klargester Shallow Dig Septic Tank
The Klargester Shallow Dig Septic Tank is the industry-standard choice for sites where excavation depth is limited. Manufactured by Kingspan, the market leader in off-mains drainage, this premium shallow-profile system significantly reduces groundwork costs without compromising structural integrity. Widely specified by architects and building control officers across the UK, it provides a fully compliant, reliable primary wastewater treatment solution for domestic and rural properties.
Specifications
| Product type | Shallow Septic System |
| Material | High strength construction |
| Capacities | 2800L, 3800L, 4800L, 5700L, 7150L, 9150L |
| Invert depth options | 0.5m, 1.0m, 1.5m |
| Pipe connections | 110mm inlet and outlet |
| Access | Twin manholes |
| Installation requirement | Hiab optional |
| Product codes | STH028, STH038, STH048, STH057, STH071, STH091 variants |
Key design features
- Market-Leading Kingspan Engineering: Built to Klargester’s rigorous quality standards, eliminating the need for deep, costly excavations.
- Architect & Building Control Approved: Fully certified to EN-12566-1 standards, ensuring hassle-free compliance and sign-off from local authorities.
- Dual Access Points: Configured with twin manholes for straightforward inspection, routine maintenance, and easy desludging.
- Site Flexibility: Multiple invert depth options ($0.5\text{m}$, $1.0\text{m}$, and $1.5\text{m}$) tailor the system to varying site levels.
Benefits
- Trusted Brand Assurance: Choosing Klargester means investing in the UK’s most recognized brand, offering superior long-term reliability and manufacturer back-up.
- Minimised Groundwork Costs: The shallow profile radically reduces soil excavation, concrete backfill, and site installation time.
- Problem-Site Solution: Specifically engineered for challenging conditions, including high water tables or restricted digging depths.
- Scalable Capacities: Available from 2,800L up to 9,150L to precisely match your property’s population requirements.
Applications
This system is the definitive solution for domestic developments and self-build projects where mains drainage is unavailable. It is highly recommended for sites with high water tables, sloping terrain, or difficult soil conditions where standard deep excavation is impractical.
Explore more
Browse the full range of sewage treatment plants and wastewater systems to find suitable off mains drainage solutions and supporting products.
Contact us
For help selecting the correct shallow dig septic system or confirming the most suitable configuration for your site, contact the team for technical advice and UK wide supply.



