Presby Environmental Inc. (PEI)

Advanced Enviro-Septic - Model H-10 & H-20 - Wastewater Treatment System - Guidelines

Enviro-Septic® technology has been used successfully under traffic bearing surfaces in New Hampshire for 15 years. Enviro-Septic® and Advanced Enviro-Septic™ pipe is extremely durable and can withstand H-20 loading with sufficient cover material. Due to the mandatory use of venting, systems installed under paved surfaces or ...