Your Energy Efficiency Experts

Transform Your Home's Energy Efficiency with Knox Energy

Specialising in renewable energy solutions, advanced insulation systems, and modern heating installations. We make energy efficiency improvements quick, affordable, and hassle-free.

From air source heat pumps to comprehensive insulation solutions, Knox Energy delivers government-funded energy improvements across the Northwest. Our expert team manages everything from application to installation.

Family-Run. Trusted. Reliable

Who Are Knox Energy?

Knox Energy is part of the established Knox Group, bringing the same personalised, family-run approach that has made Knox Limited a trusted name in the industry. We specialise in making your home more energy efficient through renewable energy solutions, advanced insulation systems, and modern heating installations.

Our emphasis on client satisfaction drives everything we do. We build strong, lasting relationships and find cost-effective solutions for every energy challenge we encounter. Whether you're looking to reduce energy bills, improve your home's EPC rating, or access government funding schemes, we're here to help every step of the way.

Family-run business with personal touch

Expert guidance through funding applications

Fully qualified and certified installers

Comprehensive project management

Strong reputation for reliability and efficiency

Our Services

  • Renewable Energy Systems

    Renewable Energy Systems

    Air Source Heat Pumps & Solar PV.

    Future-proof your home with cutting-edge renewable technology. Reduce your carbon footprint while dramatically cutting energy costs

    Get Started
  • Outdoor Spaces icon

    Advanced Insulation Solutions

    Wall, Floor & Loft Insulation.

    Improve your property's thermal performance and EPC rating with our comprehensive insulation services - internal, external, cavity, and floor options available

    Request Assessment
  • Custom Additions icon

    Efficient Heating Systems

    Gas Boilers & Central Heating.

    Upgrade to an efficient new heating system. Check if you qualify for funded replacements and enjoy improved comfort with lower bills.

    Check Eligibility

Full Range of Services

What We Install & Maintain

Professional installation and ongoing maintenance for all energy efficiency measures

  • Oranssi project: studio shed

    Air Source Heat Pumps

    Harness renewable energy to heat your home efficiently while reducing carbon emissions and energy bills. Our expert installation ensures optimal performance year-round, providing sustainable heating and hot water solutions that future-proof your property investment.

  • Oranssi project: roof expansion

    Solar PV Systems

    Transform sunlight into substantial savings with our premium solar installations. Generate clean electricity, reduce grid dependency, and enjoy significant long-term cost reductions while increasing your property value and environmental credentials with reliable renewable technology.

  • Oranssi project: passive house

    Internal Wall Insulation

    Maximise thermal efficiency without compromising living space through our advanced internal insulation systems. Perfect for solid wall properties, our solutions deliver exceptional energy savings while maintaining room dimensions and improving year-round comfort.

  • Gas Boilers

    Experience superior heating performance with our range of high-efficiency gas boilers. Combining reliability, cost-effectiveness, and modern technology, we provide expert installation and maintenance services ensuring consistent warmth and optimal energy consumption for your home.

  • Oranssi project: slat roof

    Cavity Wall Insulation

    Achieve instant thermal improvement with our professional cavity wall insulation service. This cost-effective upgrade significantly reduces heat loss, lowers energy bills, and enhances home comfort while requiring minimal disruption to your daily routine.

  • Oranssi project: wraparound deck

    External Wall Insulation

    Transform your property's thermal performance with comprehensive external wall insulation systems. Dramatically reduce energy consumption, eliminate cold spots, and refresh your home's appearance while achieving substantial long-term savings on heating costs.

  • Floor Insulation

    Eliminate uncomfortable cold floors and unwanted draughts with our specialized floor insulation solutions. Improve ground floor comfort, reduce heat loss, and create a more energy-efficient home environment while protecting against moisture and improving overall thermal performance.

  • Loft Insulation

    Secure your home's thermal efficiency with professional loft insulation upgrades. This essential improvement prevents significant heat loss through your roof, delivers immediate energy savings, and creates a more comfortable living environment while maximizing your property's energy rating.

Government Funding Available

Available Funding Schemes 2025

We navigate the funding landscape so you don't have to

Knox Energy specialises in accessing government funding to make energy improvements affordable for homeowners. With recent updates expanding eligibility and increasing support, there are more opportunities than ever to upgrade your home's energy efficiency.

GBIS (Great British Insulation Scheme)

Focus: Insulation measures for energy efficiency
Eligibility: Low-income households, EPC ratings D, E, F, G
Coverage: Loft, cavity wall, solid wall, underfloor insulation
Funding: Up to 100% depending on eligibility

ECO4 (Energy Company Obligation Phase 4)

Focus: Comprehensive efficiency improvements
Eligibility: Low-income households, poor EPC ratings, certain benefits
Coverage: Insulation, heating upgrades, solar PV, and more
Funding: Up to 100% possible for eligible households

Local Authority Schemes

Focus: Regional top-up and additional funding
Eligibility: Varies by location and scheme
Coverage: Often provides additional support alongside national schemes
Funding: Frequently up to 100% with combined funding

Certified & Trusted

What Qualifies Knox Energy?

Fully accredited installers and funding experts

Knox Energy combines technical expertise with comprehensive funding knowledge. Our team holds all necessary accreditations for government schemes and works exclusively with qualified, certified installers who meet the highest industry standards.

Key Qualifications:

  • GBIS and ECO4 approved installers

  • Full industry certifications and insurance

  • Expert funding application management

  • Comprehensive project management expertise

  • Strong track record of successful completions

Features List:

  • 100% Compliant Installations

  • Government Approved Contractors

  • Expert Funding Navigation

  • Comprehensive Warranties

  • Complete Project Management

  • Full Data Protection Compliance

What Our Clients Say

  • "The team made sure our house was built insulated thoroughly and to the highest standards - We love being warm again!"

  • "Our new solar panels and battery system are amazing - along with a cheap tariff we no longer feel guilty using he tumble drier - the sun's is still drying our clothes, even over night. Thank you Knox!"

  • "Working from home was an absolute nightmare until Knox sorted things out for us. The team’s attention to detail really shines. I can’t wait to work with them when it’s time to build the addition to our house."

FAQs

Everything you need to know about energy efficiency improvements

  • There are several current schemes available including GBIS (Great British Insulation Scheme), ECO4 (Energy Company Obligation), and various Local Authority schemes. Eligibility typically depends on your property's EPC rating, household income, and current heating system. Recent updates in June 2025 have expanded eligibility, making funding available to more households than ever before.

  • We handle the entire funding application process for you. Our experts will assess your eligibility across all available schemes, complete the necessary paperwork, and manage the application from start to finish. You don't need to navigate the complex funding landscape alone.

  • As part of the Knox Group, we offer comprehensive property improvement services. This includes asbestos assessment and removal, mould and damp solutions, and complete refurbishments. We can coordinate all aspects of your property upgrade through our one-stop solution approach.

  • Yes, in many cases you can combine funding from multiple sources. For example, GBIS and ECO4 can often work together with Local Authority schemes to provide up to 100% funding coverage. We'll identify the best combination of funding sources for your specific situation.

  • Installation times vary by service. Simple measures like loft insulation can often be completed in a day, while more complex installations like air source heat pumps may take 2-3 days. We'll provide a clear timeline during your initial assessment.

  • All our installations come with comprehensive warranties and ongoing support. We provide full documentation, system guidance, and are always available for any questions or maintenance needs.

  • We minimise disruption wherever possible. Our experienced installers work efficiently and tidily, keeping any inconvenience to a minimum. For external work, you can usually continue living normally during installation.

  • Savings vary depending on your current system and the improvements made. Many customers see immediate reductions in their bills, with some saving hundreds of pounds annually. We can provide estimates based on your specific situation.

Helpful Resources

Access our Funding Guides

Everything you need to know about current schemes and eligibility

Stay informed with our comprehensive resource library. These official guides and summaries help you understand what funding is available and how to access it. All resources are regularly updated to reflect the latest scheme changes and opportunities.

Contact

Contact

Get In Touch With Knox Energy

Ready to transform your home's energy efficiency?