Trusted HVAC Services in Smithtown, NY 11754 - Cartelli's Plumbing & Heating, Inc

We address high energy bills through comprehensive HVAC system maintenance and efficient installations. Our technicians perform thorough inspections of your heating and cooling systems, identifying issues like dirty filters, refrigerant leaks, or aging components that force your system to work harder. We offer HVAC installation or replacement with modern, energy-efficient units specifically sized for Long Island homes. Regular maintenance keeps your system running optimally, significantly lowering energy consumption while maintaining comfort throughout Smithtown's seasonal temperature swings.

If your boiler fails during a Smithtown winter, call Cartelli's immediately for emergency HVAC system repair. Our licensed technicians are trained to diagnose and fix common boiler issues like faulty thermostats, circulator pump failures, or pressure problems. We prioritize heating emergencies to restore warmth quickly. For older systems, we may recommend HVAC installation or replacement with a more reliable, efficient boiler. We also offer preventive maintenance plans to catch potential problems before they leave you without heat during cold snaps.

Absolutely. As a full-service plumbing and HVAC company, our technicians are cross-trained to address both systems efficiently. For example, if you're experiencing low water pressure (a plumbing repair issue) and uneven heating (an HVAC system repair issue), we can diagnose and fix both in one appointment. This saves Smithtown homeowners time and money. We commonly combine services like water heater installation with HVAC maintenance, or drain repair with boiler inspections. Our comprehensive approach ensures all your home's mechanical systems work together properly.