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  • Heating & CoolingIf you’re in need of a repair or system replacement, trust our NATE-certified HVAC technicians.
    • HeatingIf you’re in need of a repair or system replacement, trust our NATE-certified HVAC technicians.
      • Heating Repair
      • Boilers
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    • HVACIf you’re in need of a repair or system replacement, trust our NATE-certified HVAC technicians.
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  • How often should I replace my boiler?

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  • What are programmable thermostats and how long do they last?

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  • What size HVAC unit do I need?

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  • Work Order Terms & Conditions

    Work Order Terms & Conditions

    October 9, 2024

    Haller Enterprises Inc. Service Work Order Terms & Conditions Diagnostic fee quoted by Haller Enterprises Inc (HEI) does not include necessary repairs (parts or labor); additional repair costs shall be

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  • Tru-Comfort Allentown

    January 7, 2025

    Haller Now Proudly Serves Allentown PA Tru-Comfort is now part of Haller Enterprises! It’s a change that represents an upgrade in the high-quality service you’ve already come to expect from

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  • Water Testing

    Water Testing

    November 14, 2024

    Many of the contaminants allowed by state pollution standards can damage your home’s equipment and even your health. Residential Water Testing The quality of your water has a big impact

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  • Terms & Conditions

    Terms & Conditions

    October 20, 2025

    Website Haller is provided to you by Haller Enterprises, Inc. (PO Box 375 Lititz, PA 17543), also referred to below as “Haller” “we” or “us”. By accessing the website at

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  • Confirmation: Generators

    Confirmation: Generators

    October 9, 2024

    We can also be reached via telephone, fax or postal mail: Customer Service DepartmentPhone: (717) 204-8120 Corporate OfficePO Box 375Lititz, PA 17543 Phone: (717) 204-8120Fax: (717) 625-1600 E-Mail: info@hallerent.com

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  • Privacy Policy

    Privacy Policy

    March 21, 2025

    This Privacy Notice describes: This Privacy Notice applies to the provision of home services provided by Haller Enterprises, Inc. (“Haller Enterprises, Inc.,” “we” or “us”) and the Haller Enterprises, Inc.

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  • What are the benefits of being a One Call Club member?

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  • Do I only get reduced repair rates on the equipment you service?

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  • What is the “replacement rebate”?

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