Residential & Commercial Septic System Installation, Repair & Pumping in Massachusetts as well as Title 5 Inspections for Homes & Businesses across the Commonwealth of Massachusetts. For over 35 Years, Curtis Septic Service has been at the forefront of the septic industry in Massachusetts offering the cheapest, most affordable septic system installation, septic tank/system repairs, septic pumping and maintenance services as well as Massachusetts Title 5 Inspections. As one of the largest, most experienced septic contractors in Massachusetts: Curtis Septic offers the lowest prices for high quality septic system products and services and offers online discount coupons for new septic system installations, septic system repairs and septic tank pumping services.