Licensed, Bonded, & Insured
1183 S Dupont Highway,
New Castle, DE 19720-5203

Heating & Air-Conditioning Service in New Castle, Delaware

Amstel Mechanical Contractors, Inc., in New Castle, Delaware, is your complete source for heating and air conditioning service. Contact us today to schedule an appointment or for emergency service, which is available 24 hours a day, 7 days a week.

Service & Installation

Ensure your heating and coolingsystem is in optimum working order by having it serviced on a regular basis. We are an authorized Lennox® dealer; however, we service all makes and models of heating and cooling systems, including wood pellet stoves. We also service and install fireplaces and gas decorative appliances.
When it's time to invest in a new heating and cooling system, ask us for a free estimate. We are also factory representatives for Honeywell™ electronic air cleaners.


Whether your plumbing issues are connected to your heating and cooling system or if you have separate issues, we can help. We are an authorized factory representative for Rinnai® and can perform a variety of plumbing jobs, including:
• General Plumbing
• Water Heater Installation & Repair
• Garbage Disposal Maintenance & Installation
• Dishwasher Installation
• Plumbing for Remodels
• Bathroom Plumbing Repairs, Including Faucets, Tubs, Sinks, & Toilets
Thermostat, Air Conditioning Service in New Castle, DE
Contact us today in New Castle, Delaware, for heating and air-conditioning or plumbing service.