
Innovative Wastewater Treatment for Challenging Sites
A flexible, high-performance septic solution for residential and commercial applications — works where traditional drain fields won’t. One-day install. H-20 rated. Hurricane proven.
Watch CTL Septic Work
See how the CTL Septic system delivers numerous benefits, from providing install relief, saving land, to withstanding the toughest environments.
- Compact design requires less excavation, saving land
- Concrete chambers allow multiple configurations
- Installs under parking lots and driveways
- One-day installation with minimal disruption
- Proven in coastal and extreme conditions
Why Engineers Choose CTL Septic

Gain Land & Value
- Reclaims land wasted by leach fields
- Increases usable lot area
- Can utilize land above the system
- Higher property resale value

Fast & Simple Install
- One-day typical installation
- Less excavation than conventional systems
- Standard equipment / No cranes
- Works in tight access situations

Proven Durability & Operations
- H-20 Approved
- Proven to withstand sea level storm surges
- Large liquid storage capacity
- Surpassed TS1 Treatment
Outer Banks Motel North Carolina
A coastal motel needed a septic solution that could fit beneath their existing parking lot — a location impossible for any conventional leach field.
- Full parking lot use maintained above system
- Coastal saltwater environment — no corrosion
- Storm surge and flooding — system held
- Decades of reliable operation
Where CTL Septic Excels
From challenging coastal environments to complex urban developments
Residential Homes
Works on properties too small or steep for conventional septic fields, giving homeowners flexibility where others can’t.
Commercial Properties
Hotels, motels, restaurants, and retail where maximizing usable property is essential to the business.
Challenging Sites
High water tables, rocky soils, coastal areas — CTL Septic succeeds where traditional drain fields fail.
Property Development
Unlock the full development potential of a parcel by eliminating the large setback zone of conventional systems.
Under Hardscaping
Can be installed directly under parking areas, driveways, and other paved surfaces without impacting use.
Coastal & Flood-Prone
Proven storm durability. The Outer Banks installation survived Hurricane Erin and continued operating.
Solve Your Septic Challenge
Whether you’re dealing with limited lot size, poor soil conditions, or need to maximize usable land, CTL Septic can help. Contact our team to explore the possibilities.