Tri Gas & Oil offers propane-powered water heaters, including the popular Rinnai® Tankless Water Heater, space/console heaters, and fireplace inserts and log sets.

Tankless Water Heaters

Rinnai is the #1 selling tankless water heater in the USA because it offers a range of benefits to make your life easier. Click here to learn more about Rinnai®.

Fireplace Inserts, Log Sets, & Stoves

Add warm comfort and a cozy glow to any room in your home. We offer propane fireplaces and cast iron stoves from such manufacturers as Mendota, White Mountain Hearth and Napoleon. Learn more here!

Space Heaters

These heaters, made for residential applications, are available in direct vent, vent free, or B-vent configurations. Click here to learn more!

We Offer Financing!

We’ve teamed up with Wells Fargo Bank, N.A. to provide special financing with approved credit to all qualifying customers for appliance purchases! Call us today at 410-754-2000 for more information or click here to start your application process today!


  • TriGas & Oil Co, Fuel Oil, Federalsburg, MD