i am a certified oil tank installer. i do pump outs removal of old oil tanks fix & replace vent alarm whistles fill & vent lines. i replace new oil lines. i replace new oil tanks with a 10 year warranty, & a 1 year warranty on all parts & labor.m i also treat old oil tanks for sludge & water problems. any questions or concerns please give me a call, a call is free. i am very reasonable in pricing, & i love my work.