Annual @sludgehammergroupltd maintenence for our engineered systems includes checking filter, final effluent testing and adding new bacteria blend! ✅👷🏻♂️🇺🇸 #pumppinit #pumpthatseptic #septicservice #engineeredsepticsystem #sludgehammer #filter @digitexcavating https://www.instagram.com/p/CjmFaxZOGY_/?igshid=NGJjMDIxMWI=












