Renewables
Eco-friendly heating solutions for the modern home. Explore our expert installation and servicing for sustainable systems across Sussex and Kent.
Accredited By
At SJ Feist & Co, we’re proud to offer certified renewable energy solutions to help homeowners reduce their carbon footprint and energy costs.



Government Incentives Available
SJ Feist can now offer the £7500 Boiler Upgrade Scheme (BUS) grant towards and air source heat pump using our umbrella partnership with Abode heat and Grant UK.
SJ Feist and Co
Renewable Heating Systems
At SJ Feist & Co, we install and maintain a growing range of renewable energy products, helping you embrace the future of home heating. Whether you’re looking to reduce your environmental impact or lower long-term energy bills, our team is here to guide you through the transition to sustainable systems.
We work with trusted manufacturers and are fully trained to install air source heat pumps, biomass pellet boilers, and hybrid systems. Each solution is tailored to your property, lifestyle, and heating needs – ensuring long-term efficiency and reliable performance.
We proudly serve homeowners across Sussex and Kent with professional, future-ready energy systems.
Air Source Heat Pumps
Air source heat pumps draw warmth from the air, even in cold weather, to heat your home and hot water. They’re quiet, low maintenance, and ideal for well-insulated homes looking to cut energy bills and carbon emissions.
We install efficient systems with minimal disruption and full integration.
Biomass Pellet Boilers
Biomass boilers use wood pellets to provide reliable, carbon-neutral heating and hot water. A great alternative to fossil fuels, they help reduce emissions without compromising comfort.
We offer expert installation tailored to your home and energy needs.
Hybrid Heating Solutions
Hybrid systems combine an oil boiler with a heat pump, switching automatically to the most efficient option. Ideal for homes already using oil, they improve performance and reduce carbon output.
We handle everything from consultation to aftercare.
Our Core Values
Why Choose Us
With over 35 years of experience, we provide expert end-to-end project management, handling everything from consultation to installation, servicing, and ongoing support. Whether it’s a simple replacement or a complex commercial system, we ensure a seamless, stress-free process.
Our commitment to customer service means clear communication, honest advice, and tailored solutions. With transparent pricing, fast response times, and emergency call-outs, we keep your heating running smoothly. Our dedicated aftercare and maintenance plans help prevent issues before they arise, ensuring long-term reliability and efficiency.
For trusted, professional service, choose a team that puts quality, safety, and customer satisfaction first.
4.8Top Rated Serviceverified by TrustindexTrustindex verifies that the company has a review score above 4.5, based on reviews collected on Google over the past 12 months, qualifying it to receive the Top Rated Certificate.
Get in touch!
Ready to go green? Contact our expert team today to discuss your renewable energy options. We’ll help you design and install a system that works for your home, and for the planet.