Heating & Cooling
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Heating
Heating
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- Heating oil services overview
- Heating oil services
- Furnace and boiler repair and service
- HVAC home system accessories
- Service Plans
- Special Offers
- Equipment
- Protection plans
- Natural gas services
- Pricing and payment plans
- Water heaters
- Emergency weather services
- Heating oil FAQs
- Heating equipment FAQs
- Seasonal offers
- Heating system special offers
- Heating oil special offers
- Featured articles
- When should you repair or replace your furnace
- Choosing the best heating oil company – get the services you want and need
- Home heating oil: it is a great value
- Want to save on your home heating bills? Here are the top 10 ways to do it
- Tankless hot water heaters vs. tank storage water heaters
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Cooling
Cooling
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- Air conditioning services overview
- Air conditioning services
- Trane AC equipment
- HVAC home system accessories
- AC special offers
- Service plans
- AC tune-ups
- Ductless mini-split AC systems
- Cooling FAQs
- Seasonal offers
- Cooling system special offers
- Cooling system tune-up offers
- Featured articles
- Energy-efficient air conditioning systems – why you need one now
- When should you replace your central air conditioning system
- Central air conditioning vs. ductless air conditioning systems
- Choosing the best air conditioning system for your home
- Chill out about energy costs with our AC checklist
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- Propane Propane
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Other
Other
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- Generators overview
- Generators
- Humidifiers
- Indoor air quality
- Chimney services
- Agricultural and industrial services
- Other fuels
- Water heaters
- Water Services
- Generator FAQs
- Home services FAQs
- Featured articles
- Whole house or portable generators – what's the difference
- Top 10 reasons to buy a generator
- Why you need an indoor air quality system: get the facts
- Is your home prepared for storms
- Moving? We'll take some things off your to-do list
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Sales 877.827.9317
Service 800.984.1411
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Reliability matters.
You can count on the Leffler Energy team to keep you comfortable at home, all year round.
- We’ve served our PA neighbors for over 100 years
- We’re local – we live and work where you do
- Our services are all designed to help you save
All backed by 24/7 service and support — in any weather
See what our customers are saying!
Leffler_Home_Testimonial1
Nov 13, 2025, 00:00 AM
Title :
Leffler_Home_Testimonial1
Authors :
Lisa C.
NoOf_RatingStars :
5
Leffler is a great company. They're my oil supplier as I have oil heat and hot water heating. They're affordable and provide excellent service.
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