Oil Furnace Install and Service
Crawford – Vogel & Wenzel Oil Company services all major brands of oil heating systems. We install the best furnaces and will design a custom heating system for you.
Crawford – Vogel & Wenzel Oil Company services all major brands of oil heating systems. We install the best furnaces and will design a custom heating system for you.
When it comes to keeping your home warm and efficient, trust the experts at Crawford–Vogel & Wenzel Oil Company. Since 1978, we’ve provided New Hampshire homeowners and businesses with professional oil furnace installation, maintenance, and repair services backed by decades of hands-on experience.
Our skilled in-house technicians deliver reliable, prompt, and thorough service—ensuring your heating system runs safely and efficiently through every season.
If it’s time to replace your old heating system or upgrade to a more efficient model, we’ll help you find the right furnace for your home and budget
Our installation services include:
Every installation is handled by our own technicians — never subcontractors — so you can expect consistent quality and accountability from start to finish.
Whether you need a new oil furnace installation, an annual cleaning, or an emergency repair, Crawford–Vogel & Wenzel is ready to help.
Call today to schedule your service visit or request a free system evaluation from one of our experienced heating technicians.
Regular maintenance is the key to extending the life of your furnace and reducing costly repairs.
Our annual tune-up and cleaning services keep your system performing at peak efficiency.
Maintenance services include:
A well-maintained furnace uses less oil, heats more evenly, and helps you avoid emergency breakdowns when you need heat most.
From cozy single-family homes to larger commercial buildings, Crawford–Vogel & Wenzel provides customized heating solutions designed to fit every space.
For our valued oil delivery customers, we offer 24-hour emergency burner repair service throughout New Hampshire.
When your heat goes out in the middle of winter, our experienced technicians are just a call away — ready to diagnose and fix the problem quickly and safely.
For over four decades, Crawford–Vogel & Wenzel has delivered trusted, on-time home heating oil throughout New Hampshire. With automatic delivery, flexible payment options, and responsive customer care, we make staying warm simple and stress-free.
Here are some frequently asked questions about Crawford-Vogel & Wenzel furnace installation & repair services.


What if my oil burner fails to operate?
Perform below steps and if burner still fails to operate – call (603.625.8589) for service.
How do I know if it’s time to replace my oil furnace?
Most oil furnaces last between 15–25 years with proper maintenance. Signs you may need a replacement include rising fuel bills, uneven heating, frequent repairs, excess noise, or visible signs of corrosion. Crawford-Vogel & Wenzel can evaluate your current system and help you determine whether a repair or a full replacement is the best investment.
What are the benefits of installing a new high-efficiency oil furnace?
Modern oil furnaces offer higher efficiency (often 85%–95% AFUE), quieter operation, better indoor air quality, and significantly lower fuel consumption. A new system can reduce annual heating costs and improve comfort throughout your home. Our team installs trusted, long-lasting systems built for New England winters.
How long does an oil furnace installation usually take?
A standard oil furnace replacement typically takes one full day, though additional time may be needed for ductwork updates, tank work, or system modifications. Before installation, we provide a clear schedule and walk you through every step so you know exactly what to expect.
Do you offer 24-hour service for oil furnace emergencies?
Yes—Crawford-Vogel & Wenzel provides 24-hour emergency burner service performed by our own in-house technicians. Our customers are always prioritized, ensuring you get prompt, reliable support when you need it most.
What maintenance does my oil furnace need each year?
Annual service is essential for both safety and efficiency. A typical tune-up includes cleaning the burner, replacing filters and nozzles, checking combustion efficiency, inspecting the heat exchanger, and ensuring safe venting. Regular maintenance helps prevent breakdowns, reduces fuel usage, and extends the life of your system.
Why choose Crawford-Vogel & Wenzel for oil furnace installation and service?
Our family-operated company has been keeping New Hampshire homes warm since the 1940s. With decades of hands-on experience, trusted relationships with oil suppliers, and a reputation for personal service, we deliver dependable installations, honest recommendations, and unmatched support. Every customer receives the same attention and care that has made our name trusted for generations.