Inside the April 2021 Issue of Onsite Installer
![A Bustling Septic Service Trade Muscled Out Plumbing for this California Contractor](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fsuperior_septic-20210204-1687.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=eda848417af54a7bb953228dd2e3f2e1)
Gilbert Herrera got his professional start as a new-construction plumber. He evolved into a successful business in onsite installation, repair and service.
![Product Focus - April 2021](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fseptic_products_observer_400.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=fff91866fe573a52176473e04abbfa3a)
![Case Studies - April 2021](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fdelta_treatment_systems_case_study.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=1f59ca35ef2cb0a680778a8ad202ad11)
![Selling Service, Not Price Will Keep Your Company in the Black](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Foin-04-21_snapshot_-_chris_hodge.jpg?crop=focalpoint&fit=crop&fp-x=0.495&fp-y=0.36&h=75&ixlib=php-1.1.0&q=75&w=75&s=51b06369947cef340ecee2fe461b8e62)
Mississippi’s Chris Hodge cautions pumpers and installers to value their time and hard work when confronted with a bargain-happy customer
![Product Spotlight - April 2021](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fproduct_spotlight_anua_airacarb.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=6eaa516be26cf399d0dd78dc671b5248)
![Industry News - April 2021](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2FOIN0421_IndustryNews_roger_magers.jpg?crop=focalpoint&fit=crop&fp-x=0.455&fp-y=0.35&h=75&ixlib=php-1.1.0&q=75&w=75&s=de2400354a388eb768a6a1ad08ea689f)
Researchers look at the value of recycled effluent and limiting phosphorus runoff into sensitive waterways
Compaction from foot traffic may restrict the performance of your drainfield and shorten the life of your septic system
![New York School Receives an Expansive Replacement System](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fbrushton_9.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=c1b125d03dc8b480acbd02754ee92f4e)
Pressure distribution and large storage capacity with enhanced biological pretreatment brings better waste treatment to serve hundreds of students and teachers
![Taking On the ‘Other’ Pollutant at a Massachusetts Onsite Treatment Center](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fbrian.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=75&ixlib=php-1.1.0&q=75&w=75&s=01dc361d591c4310eed97a20920e33ef)
Phosphorus joins nitrogen as researchers attack nonpoint pollution sources impacting the nation’s waterways