18 Person Septic Tank

Get Access To Septic Tank Kits
Get Access To 18 Person Septic Tank Kits

18 Person Septic Tank: The Easy, Affordable & UK-Compliant Solution

Tired of costly septic tank installation quotes? Our 18-person septic tank soakaway kits offer a budget-friendly, DIY-approved solution that meets all UK Environment Agency and building regulations. Designed for quick, simple installation and optimal performance – even in clay soil – these kits are the perfect answer to your off-mains sewage needs.

What Makes Our 18 Person Septic Tank Kits Different

  • Shallow Dig, Low Profile Design: Easy installation without extensive excavation.
  • Drainage Field Crates: Superior drainage compared to traditional herringbone soakaways, perfect for challenging soil.
  • No Concrete, No Electricity : Straightforward, hassle-free process.
  • Complete Kit: Includes septic tank, inspection chamber, piping, and drainage field crates.

The Installation Process

  1. Excavate a hole
  2. Place the septic tank in the hole
  3. Install the inspection chamber and drainage field crates
  4. Connect the pipework
  5. Partially fill the tank with water for stability
  6. Backfill with soil or gravel
  7. Place drainage field crates, connect pipework from the inspection chamber
  8. Cover with the included membrane and soil

Benefits of Our Septic Tank Soakaway Kits

  • Fast Installation: Approximately 3 hours for a complete setup.
  • Cost Savings: Save thousands compared to professional installation costs.
  • DIY-Friendly: No specialized skills required – builders, groundwork specialists, or DIY enthusiasts can tackle this.
  • Space Efficient: Compact footprint with superior drainage capabilities.
  • Peace of Mind: Compliant with UK building regulations, the Environment Agency, and sewage discharge regulations.

Pricing & Delivery

Kits start at a competitive £1999 and include free UK delivery (approximately 7 working days).

Beyond Residential: Septic Tank Kits for Businesses

Our kits cater to a variety of off-grid sewage needs, including workshops, glamping sites, caravan & camping sites, Shepherd Huts, and more. They’re designed to handle heavy loads (60 Tonne bearing capacity) and can be installed in a variety of locations.

Get Your 18 Person Septic Tank Kit Today. Visit: https://www.septictanksupermarket.com

UK Building Control: https://buildingcontrol.planningportal.co.uk/

General Binding Rules: https://www.generalbindingrules.co.uk/general-binding-rules

Environment Agency Regulations: https://www.gov.uk/guidance/general-binding-rules-small-sewage-discharge-to-the-ground

British Water Guidelines: https://www.britishwater.co.uk/page/Accreditation-Certificationcertified-small-wastewater-treatment-systems-for-up-to-50-pt

Septic Tank Discharge Regulations: https://consult.defra.gov.uk/water/reform-regulatory-system-small-sewage-discharges/results/your-sewage-your-environment-leaflet-july-2015.pdf