Solar generation and payback: [8 Days | 5 Apr 26 to 12 Apr 26] Today 7.52 kWh, £1.00 saved Octopus Tracker: 0.133 £/kWh Total 63.38 kWh, £11.89 saved (£1.49 avg. day). Payback Setup £790.42, £778.53 left, 1.5% paid back.

Ok everyone, the heating season is ending this Wednesday 👍💚🥳

Cost, Energy and Comfort Comparison [101 Days | 1 Jan 26 to 11 Apr 26] Boiler (Tracker) was cheaper by £18.94 (5.5 %) vs Heat Pump (Agile), or £-11.22 after offsetting £30.16 gas stand. charge (101 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Solar generation and payback: [7 Days | 5 Apr 26 to 11 Apr 26] Today 8.04 kWh, £0.89 saved. Total 55.86 kWh, £10.89 saved (£1.56 avg. day). Payback Setup £790.42, £779.53 left, 1.4% paid back.

Cost, Energy and Comfort Comparison [12 Days | 30 Mar 26 to 10 Apr 26] Heat Pump (Agile) was cheaper by £2.87 (13.9 %) vs Boiler (Tracker), or £6.45 after offsetting £3.58 gas stand. charge (12 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Solar 10 Apr 2026: 8.46 kWh, £1.84 saved. Since 5 Apr 2026: 47.82 kWh, £10.00 saved. Setup £790.42, £780.42 left, 1.3% paid back.

Cost, Energy and Comfort Comparison [11 Days | 30 Mar 26 to 9 Apr 26] Heat Pump (Agile) was cheaper by £3.02 (16.6 %) vs Boiler (Tracker), or £6.30 after offsetting £3.28 gas stand. charge (11 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [10 Days | 30 Mar 26 to 8 Apr 26] Heat Pump (Agile) was cheaper by £2.59 (15.3 %) vs Boiler (Tracker), or £5.58 after offsetting £2.99 gas stand. charge (10 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [9 Days | 30 Mar 26 to 7 Apr 26] Heat Pump (Agile) was cheaper by £2.85 (18.2 %) vs Boiler (Tracker), or £5.54 after offsetting £2.69 gas stand. charge (9 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

6 solar panels nearly 11kWh generated, £2.26 saved today 🎉🥳💚 Boiler hasn’t been used since the 5th of April / morning 👍

6 solar panels £493.43 + 3 micro-inverters £297 = £790.43 Yesterday savings £1.96 with 4 panels but from today, 6 panels are now operational. So, assuming £2.5 savings on a good day with 6 panels, we need 317 days for a payback. So, 2 or 3 years? We need to set up a tracker 💚🥳🎉

Cost, Energy and Comfort Comparison [8 Days | 30 Mar 26 to 6 Apr 26] Heat Pump (Agile) was cheaper by £3.95 (27.7 %) vs Boiler (Tracker), or £6.34 after offsetting £2.39 gas stand. charge (8 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [7 Days | 30 Mar 26 to 5 Apr 26] Heat Pump (Agile) was cheaper by £6.32 (54.6 %) vs Boiler (Tracker), or £8.41 after offsetting £2.09 gas stand. charge (7 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

4 DIY ground-mounted solar panels generated 5.3 kWh so far today 🥳 more panels will be installed soon too. The myenergiuk eddie solar power diverter costs £439 which seems fair considering the parts, complexities and scenarios it needs to account for

Cost, Energy and Comfort Comparison [6 Days | 30 Mar 26 to 4 Apr 26] Heat Pump (Agile) was cheaper by £4.38 (39.2 %) vs Boiler (Tracker), or £6.17 after offsetting £1.79 gas stand. charge (6 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

@openenergymon.bsky.social heat pumps vs a boiler. Last 7 days, CH total heat generated (no DHW). Yes, boilers might be inefficient in the relative sense (input vs output), but in absolute terms, with large radiators and amazing thermostat, boiler is competitive 🎉🥳 @janrosenow.bsky.social

Cost, Energy and Comfort Comparison [5 Days | 30 Mar 26 to 3 Apr 26] Heat Pump (Agile) was cheaper by £2.13 (21.1 %) vs Boiler (Tracker), or £3.62 after offsetting £1.49 gas stand. charge (5 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [4 Days | 30 Mar 26 to 2 Apr 26] Heat Pump (Agile) was cheaper by £1.49 (17.3 %) vs Boiler (Tracker), or £2.68 after offsetting £1.19 gas stand. charge (4 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [31 Days | 1 Mar 26 to 31 Mar 26] Heat Pump (Agile) was cheaper by £2.97 (3.3 %) vs Boiler (Tracker), or £12.23 after offsetting £9.26 gas stand. charge (31 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

I’m getting three heat pumps installed today, one for CH, one for DHW and another one for Cooling in the summer. Efficiency, we are coming 🥳🥳💚🎉

Cost, Energy and Comfort Comparison [90 Days | 1 Jan 26 to 31 Mar 26] Boiler (Tracker) was cheaper by £21.99 (6.7 %) vs Heat Pump (Agile), or £-4.89 after offsetting £26.88 gas stand. charge (90 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [3 Days | 28 Mar 26 to 30 Mar 26] Heat Pump (Agile) was cheaper by £4.47 (76.5 %) vs Boiler (Tracker), or £5.37 after offsetting £0.90 gas stand. charge (3 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

I compared my home heating data for Nov-Mar 2024/25 vs Nov-Mar 2025/26. Occupancy went from 2 people to 6 (temporarily), 2025/26 was milder (5.4°C vs 6.3°C), and in Aug 2025 I upgraded radiators and added fans under many of them. @janrosenow.bsky.social

Cost, Energy and Comfort Comparison [705 Days | 24 Apr 24 to 29 Mar 26] Boiler (Tracker) was cheaper by £166.01 (10.2 %) vs Heat Pump (Agile), or £-35.28 after offsetting £201.29 gas stand. charge (705 d × £0.286)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [18 Days | 11 Mar 26 to 28 Mar 26] Heat Pump (Agile) was cheaper by £3.00 (5.8 %) vs Boiler (Tracker), or £8.37 after offsetting £5.38 gas stand. charge (18 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [17 Days | 11 Mar 26 to 27 Mar 26] Heat Pump (Agile) was cheaper by £1.58 (3.2 %) vs Boiler (Tracker), or £6.65 after offsetting £5.08 gas stand. charge (17 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [16 Days | 11 Mar 26 to 26 Mar 26] Heat Pump (Agile) was cheaper by £1.62 (3.5 %) vs Boiler (Tracker), or £6.40 after offsetting £4.78 gas stand. charge (16 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [15 Days | 11 Mar 26 to 25 Mar 26] Heat Pump (Agile) was cheaper by £0.85 (2.0 %) vs Boiler (Tracker), or £5.33 after offsetting £4.48 gas stand. charge (15 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [14 Days | 11 Mar 26 to 24 Mar 26] Heat Pump (Agile) was cheaper by £4.68 (13.6 %) vs Boiler (Tracker), or £8.86 after offsetting £4.18 gas stand. charge (14 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Interesting shift in the most cost-effective tariffs given recent events. Cosy, the heat pump-friendly tariff, now ranks last ⚡️

Cost, Energy and Comfort Comparison [13 Days | 11 Mar 26 to 23 Mar 26] Heat Pump (Intelligent Go) was cheaper by £2.17 (6.6 %) vs Boiler (Tracker), or £6.05 after offsetting £3.88 gas stand. charge (13 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [12 Days | 11 Mar 26 to 22 Mar 26] Heat Pump (Agile) was cheaper by £2.75 (9.4 %) vs Boiler (Tracker), or £6.33 after offsetting £3.58 gas stand. charge (12 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [31 Days | 1 Mar 25 to 31 Mar 25] Boiler (Tracker) was cheaper by £10.67 (10.4 %) vs Heat Pump (Intelligent Go), or £2.15 after offsetting £8.52 gas stand. charge (31 d × £0.275)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [11 Days | 10 Mar 26 to 20 Mar 26] Boiler (Tracker) was cheaper by £0.14 (0.4 %) vs Heat Pump (Agile), or £-3.15 after offsetting £3.28 gas stand. charge (11 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

DIY 3x micro inverters + 6 (515w each) solar panels will soon be going up on the garage roof 🥳

Cost, Energy and Comfort Comparison [10 Days | 10 Mar 26 to 19 Mar 26] Heat Pump (Agile) was cheaper by £2.14 (7.2 %) vs Boiler (Tracker), or £5.13 after offsetting £2.99 gas stand. charge (10 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [9 Days | 10 Mar 26 to 18 Mar 26] Heat Pump (Agile) was cheaper by £3.88 (14.6 %) vs Boiler (Tracker), or £6.57 after offsetting £2.69 gas stand. charge (9 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [8 Days | 10 Mar 26 to 17 Mar 26] Heat Pump (Agile) was cheaper by £5.08 (21.3 %) vs Boiler (Tracker), or £7.47 after offsetting £2.39 gas stand. charge (8 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [5 Days | 12 Mar 26 to 16 Mar 26] Heat Pump (Agile) was cheaper by £5.40 (35.6 %) vs Boiler (Tracker), or £6.90 after offsetting £1.49 gas stand. charge (5 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [4 Days | 12 Mar 26 to 15 Mar 26] Heat Pump (Agile) was cheaper by £3.87 (30.8 %) vs Boiler (Tracker), or £5.06 after offsetting £1.19 gas stand. charge (4 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [90 Days | 1 Dec 25 to 28 Feb 26] Boiler (Tracker) was cheaper by £43.63 (12.5 %) vs Heat Pump (Agile), or £16.75 after offsetting £26.88 gas stand. charge (90 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [3 Days | 11 Mar 26 to 13 Mar 26] Heat Pump (Agile) was cheaper by £3.71 (49.2 %) vs Boiler (Tracker), or £4.61 after offsetting £0.90 gas stand. charge (3 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [688 Days | 24 Apr 24 to 12 Mar 26] Boiler (Tracker) was cheaper by £166.50 (10.6 %) vs Heat Pump (Agile), or £-29.71 after offsetting £196.21 gas stand. charge (688 d × £0.285)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [365 Days | 12 Mar 25 to 11 Mar 26] Boiler (Tracker) was cheaper by £107.38 (14.1 %) vs Heat Pump (Agile), or £-0.08 after offsetting £107.46 gas stand. charge (365 d × £0.294)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [180 Days | 12 Sep 25 to 10 Mar 26] Boiler (Tracker) was cheaper by £71.04 (13.3 %) vs Heat Pump (Agile), or £17.29 after offsetting £53.75 gas stand. charge (180 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [90 Days | 10 Dec 25 to 9 Mar 26] Boiler (Tracker) was cheaper by £51.85 (14.9 %) vs Heat Pump (Agile), or £24.98 after offsetting £26.88 gas stand. charge (90 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [30 Days | 7 Feb 26 to 8 Mar 26] Boiler (Tracker) was cheaper by £7.44 (8.5 %) vs Heat Pump (Agile), or £-1.52 after offsetting £8.96 gas stand. charge (30 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [66 Days | 1 Jan 26 to 7 Mar 26] Boiler (Tracker) was cheaper by £29.22 (11.3 %) vs Heat Pump (Agile), or £9.51 after offsetting £19.71 gas stand. charge (66 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [20 Days | 15 Feb 26 to 6 Mar 26] Heat Pump (Agile) was cheaper by £1.30 (2.4 %) vs Boiler (Tracker), or £7.27 after offsetting £5.97 gas stand. charge (20 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚

Cost, Energy and Comfort Comparison [19 Days | 15 Feb 26 to 5 Mar 26] Heat Pump (Agile) was cheaper by £1.28 (2.5 %) vs Boiler (Tracker), or £6.96 after offsetting £5.67 gas stand. charge (19 d × £0.299)🥇🎉 Prices based on @octopus.energy tariffs 💚