Case Study: Turning a Sigenergy Battery Into a Home Energy Arbitrage System
Buying cheap, storing intelligently and selling high This installation demonstrates how a Sigenergy DC-coupled battery system can materially change the economics of a home energy setup. The property combines 9.02 kWp of solar PV, approximately 18.1 kWh of usable stationary battery storage, a bidirectional EV connection, and a 10 kW Sigenergy hybrid inverter/controller. While solar […]
Fan-Assisted Radiators and Heat Pump Cooling
One water circuit. Two seasons Fan-assisted radiators can allow an appropriately installed reversible heat pump to warm a home in winter and cool it in summer. The fans increase heat transfer between the room air and the water-filled heat exchanger. Careful control of condensation and moisture makes cooling safe. The short answer is yes—provided that: […]
Why Replacing Your Boiler Before It Fails Is One of the Smartest Home Improvements You Can Make
Choose Worcester Bosch Quality Installed by Green Squirrel Energy Your boiler is one of the hardest-working appliances in your home. It quietly provides heating and hot water every day, often for well over a decade, until one day it stops. For many homeowners, replacing a boiler only becomes a priority when it breaks down. Unfortunately, […]
Why Green Squirrel Energy Is the Leading Expert in Underfloor Heating & Heat Pump Design
At Green Squirrel Energy, underfloor heating isn’t an add-on – it’s our core engineering discipline. We design every system using the latest heat pump science, modern building physics and cutting-edge digital modelling tools, ensuring that every client receives a solution that performs exactly as promised. Where some installers reuse outdated radiator methods or “rule of thumb” layouts, we […]
Home Battery Options for a UK Heat-Pump
Comparing Sigenergy SigenStor, Tesla Powerwall 3 and Anker SOLIX X1 A typical UK air-source heat pump for a 3–4 bed home is rated around 5–12 kW. In winter, it will often run for long periods, especially evenings. Batteries can’t realistically cover all winter heat demand from solar alone, but they can: Shift cheap/night-rate or solar energy into evening […]
Upgrading to Three-Phase Supply: Why & How
Why Your Home Might Need a Three-Phase Upgrade When you install multiple high-power electrical devices (such as large heat pumps, EV chargers, large inverters/solar + battery systems), your existing single-phase supply may no longer be sufficient. Key reasons include: Increased Maximum Demand A typical domestic single-phase supply may be rated for e.g. 60 A or […]
Green Squirrel Energy Using a Mitsubishi Heat Pump to Heat a Swimming Pool and save over 70%
Introduction Heating a swimming pool with a heat pump is an efficient and sustainable method that can significantly reduce energy costs compared to traditional gas or electric heaters. Mitsubishi Electric, known for its advanced air-source heat pump technology, offers several systems that can be adapted to heat swimming pool water effectively and efficiently. This document […]
10 Things UK Homeowners Need to Know About Heat Pumps and Home Renovations
As the UK accelerates toward its net-zero carbon targets, thousands of homeowners are exploring heat pumps as a renewable, energy-efficient alternative to traditional boilers. If you’re renovating your home or upgrading your heating system, here are ten key facts every UK homeowner should know. 1 – Heat Pumps Work Best in homes that are can […]
Combi Boilers vs System Boilers: What’s the Difference? Are heat pumps better ?
When it comes to home heating, understanding the differences between boiler types is crucial for making an informed decision. The two most common types of boilers are combi boilers and system boilers. But with increasing interest in more sustainable alternatives, heat pumps are becoming a popular option. What is a Combi Boiler? A combi boiler […]
Renewable Energy for Small and Medium Size Business
We are an award nominated Octopus trusted partners and full scale renewable energy installers for small business that want to save 70% on their electricity cost. Your business matters to us regardless of your business type, size or type. £3 million fund Available for businesses in the UK. 4.99%. Fully capital expenditure deductible in year […]