Grantham Meres Leisure Centre
Site type Wet + dry
GIA 5,400 m² (DEC)
DEC band D · 116
Baseline Calendar 2024
Annual gas reduction
100%
2,799,021 → 0 kWh
Annual electricity Δ
+181%
245k → 617k kWh (Net Zero Pod®)
Annual CO₂ reduction
433 t
558 → 125 tCO₂ (78%)
Annual £ saving
£102,779
vs current £245k spend
Facilities
Main pool (25m · 6 lane)
Learner pool
Spa / hot tub
Sports hall
Fitness gym
Studio ×2
Changing village
Reception & café
Squash courts
Soft play
Improvement details
Air handling units
AHU optimisation
Air source heat pump
BEMS
AMR sub-metering
Lighting
Lighting controls
Low-flow showers
Microfiltration
Pool cover
Pool pump optimisation
Solar PV (S24-1467)
Annual and estimated consumption
| Fuel | Current | Estimated | Savings | % saving |
| Gas | 2,799,021 kWh | 0 kWh | 2,799,021 kWh | 100% |
| Electricity (grid) | 245,057 kWh | 688,640 kWh | −443,583 kWh | −181% |
| CO₂ | 558 t | 125 t | 433 t | 78% |
| Total utility £ | £245,622 | £142,843 | £102,779 | 42% |
Energy Conservation Measures
| Project | £ saving | tCO₂ | kWh | Capex | Payback (yrs) |
| Lighting | £18,420 | 18.2 | 94,800 | £62,400 | 3.4 |
| Pool pump optimisation | £3,860 | 5.1 | 25,800 | £42,000 | 10.9 |
| Microfiltration | £21,180 | 4.8 | 27,200 | £250,000 | 11.8 |
| AHU controls | £7,400 | 8.4 | 44,000 | £48,000 | 6.5 |
| Pool covers | £12,800 | 22.3 | 118,400 | £18,000 | 1.4 |
Renewables
| Project | £ | kWh | Capex | Payback |
| Solar PV (S24-1467) | £18,420 | 94,200 | £182,000 | 9.9 |
Decarbonisation
| Project | £ | kWh gas | Capex | Payback |
| LE Net Zero Pod® (R744 · sCOP 4+) | £61,361 | −2,799,021 | £2,340,000 | 4.6 (post-PSDS) |