Service & Support


SERVICE LINE: 631-789-4330

Service & Support

Ready to Deliver

Since first opening our doors, Multi-Fuel Heating
has built a reputation for reliable, quality service. Sales, installation, and service of waste oil heater systems is all that we do. With over thousands of units sold and expert technicians on staff, quality service from Multi-Fuel Heating is always just a phone call away.

Factory-Authorized Maintenance

We have our own fleet of service trucks that can serve throughout Long Island and centrally located service location for more convenience and better service. Our service team works hard to respond to a customer’s on-site needs as soon as possible. Since Clean Burn is all we do, all of our trucks are stocked with a full supply of furnace parts and components. We offer complete full service to all of our customers.


  • Yearly Cleaning & Maintenance
  • Turn Key Installation
  • On-Site Parts & Labor
  • Toll-Free Tech Support


Dedicated To Our Customers

Multi-Fuel Heating‘s Qualified Sales team is always ready to deliver Waste Oil Furnaces, Boilers and Parts. Multi-Fuel Heating has well-qualified sales consultants that can answer your questions about Clean Burn waste oil heating systems and to recommend the right system for your needs.

SALES TEAM: 631-789-0230

Service & Support


Free Heat That Fits Your Business

Multi-Fuel Heating will help you find the right size and location for your new Clean Burn unit and (with over 20 years experience) we can provide unrivaled customer support

Contact Us

For general questions, comments, or requests, please fill out the form. For parts/service, please call 800-890-7379

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