Why Choose High Efficiency for Your Retrofit?
- Fully licensed and insured: We are committed to providing our residential and commercial clients with clean, professional service and maintenance for their heating and cooling systems.
- Exceptional knowledge and superior equipment: Our team is equipped with the expertise and top-quality products to meet all your HVAC needs.
- Energy efficiency and comfort: We design systems that maximize your comfort while minimizing energy costs, helping you save money on utility bills and reduce your environmental impact.
- Improved indoor air quality: Our retrofits can help eliminate pollutants, allergens, and other harmful particles, creating a healthier living or working environment.
- Long-lasting performance: By equipping your home or business with an efficient HVAC system, you can avoid expensive and inconvenient repairs for years to come.
Comprehensive Retrofit Solutions
Ductless Mini Splits
Ductless mini splits are an excellent option for homes and businesses in Sandwich and surrounding Cape Cod areas that require targeted heating and cooling solutions. These systems offer:
- Flexibility in installation and zoning
- Energy efficiency and cost savings
- Quiet operation and improved indoor air quality
Our team will work with you to design and install a ductless mini split system that meets your specific needs and budget.
Ducted Systems
For properties with existing ductwork, High Efficiency offers expert retrofit services for ducted HVAC systems. Our team will assess your current system and recommend upgrades that can:
- Improve energy efficiency and reduce operating costs
- Enhance comfort and temperature control throughout your property
- Extend the life of your HVAC equipment
We use only the highest quality products and materials to ensure your ducted system operates at peak performance for years to come.
We are Your Retrofit Experts
At High Efficiency, we are committed to providing our clients in Sandwich, Wareham, Plymouth, Rochester, MA & surrounding Cape Cod areas with the best possible service and solutions for their HVAC needs. Whether you require an energy-saving tune-up, heating or cooling equipment repair, or a complete HVAC installation, our team is here to help. When you choose High Efficiency for your retrofit project, you can expect:
- Free consultation: We will assess your property and provide expert recommendations tailored to your specific needs and budget.
- 1-Year Labor and 1 Year Maintenance: All newly installed systems come with a 1-year labor warranty and 1 year of maintenance included.
- Preventative Maintenance Membership: Labor is covered every year thereafter with a Preventative Maintenance Membership, ensuring your system remains in top condition.
Don’t settle for an inefficient, outdated HVAC system. Contact High Efficiency today to schedule your free consultation and discover how our retrofit solutions can transform your home or business in Sandwich and surrounding Cape Cod areas.


