Emery’s Specialty Services provides professional fuel polishing, diesel tank cleaning, generator maintenance, and fuel system services throughout Connecticut. With over 15 years of experience, we help residential, commercial, industrial, marine, and RV customers keep their fuel systems and generators operating reliably. Services include diesel fuel polishing, fuel testing, tank cleaning, fuel transfers, marine fuel maintenance, generator diagnostics and repairs, RV generator service, and standby generator maintenance. We service above-ground and underground diesel storage tanks, boats, yachts, fishing vessels, backup generators, and commercial fuel systems. Fully mobile and fully insured.