Description
Technical Specifications
| Specification | Indoor S FI | Indoor M FI | Indoor XM FI Single Phase | Indoor XM FI Three Phase |
| Product Code | INDR08 FI | INDR12 FI | INDR15 FI | INDR15 FI TRI |
| Recommended Pool Volume | 15 to 55 cubic metres | 55 to 85 cubic metres | 85 to 105 cubic metres | 85 to 105 cubic metres |
| Power Output Air 26C Water 26C | 10.3 kW | 15.9 kW | 19.8 kW | 19.8 kW |
| COP Range Air 26C Water 26C | 11.6 to 6.4 | 11.5 to 6.3 | 11.0 to 6.2 | 11.0 to 6.2 |
| Power Output Air 15C Water 26C | 7.2 kW | 10.6 kW | 14.9 kW | 14.9 kW |
| Noise Level at 10 metres | 33 dB A | 30 dB A | 32 dB A | 32 dB A |
| Operating Air Temperature | Minus 15C to plus 43C | Minus 15C to plus 43C | Minus 15C to plus 43C | Minus 15C to plus 43C |
| Refrigerant Gas | R32 | R32 | R32 | R32 |
| Water Pipe Connection | 1.5 inches / 50 mm | 1.5 inches / 50 mm | 1.5 inches / 50 mm | 1.5 inches / 50 mm |
| Minimum Water Flow Rate | 3 cubic metres per hour | 5 cubic metres per hour | 6 cubic metres per hour | 6 cubic metres per hour |
| Power Supply | 220 to 240V 1 Ph 50Hz | 220 to 240V 1 Ph 50Hz | 220 to 240V 1 Ph 50Hz | 400V 3 Ph 50Hz |
| Dimensions Length Width Height | 770 x 726 x 637 mm | 770 x 726 x 637 mm | 886 x 780 x 1276 mm | 886 x 780 x 1276 mm |
| Net Weight | 62 kg | 69 kg | 131 kg | 131 kg |
Product Overview
If you are searching for a high-performance indoor pool heat pump, traditional outdoor heaters often present unwanted trade-offs like noisy fans and cluttered garden spaces. The Polytropic Indoor Inverter is a premium indoor pool heat pump engineered specifically to operate out of sight inside your equipment plant room. Your building structure acts as a natural acoustic barrier, leaving your outdoor living area quiet while maintaining ideal water temperatures all year round.
Designed with a slim width under 80 centimetres for S and M models, this indoor pool heat pump fits easily through standard internal doorways for retrofit projects and new installations. Advanced inverter variable speed technology constantly scales energy output to match water heating demands, delivering lower running costs compared to standard pool heating systems.
BlueCube Direct supports every indoor pool heat pump with a dedicated team of specialist pool engineers available to manage ducting setup, electrical installation, and commissioning across the UK.
Key Features
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Plant Room Installation: Mounts completely indoors out of sight, protecting key components from severe British weather.
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Ultra Quiet Inverter Performance: Plant room walls absorb operational sound while the variable speed compressor runs silently in the background.
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PolySmart Energy Management: Automatically regulates fan and compressor speeds to lower power usage without sacrificing pool heat.
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All Season Operation: Reverse cycle defrost technology guarantees reliable water heating in air temperatures down to minus 15 degrees Celsius.
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PolyConnect WiFi and 4G Control: Monitor and adjust your pool temperature remotely from any smartphone using standard mobile networks or home WiFi.
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Eco Friendly Construction: Casing manufactured from 70 percent recycled UV treated material, charged with eco conscious R32 refrigerant gas.
Ducting and Installation Accessories
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Indoor S and M Roof Top Duct Kit Code A00400004: Front wall suction, vertical discharge, and roof tile outlet kit.
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Indoor XM Roof Top Duct Kit Code A00400001: Front wall suction and roof top vertical discharge kit.
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Indoor S and M Side Wall Through Room Kit Code A00400007: Front inlet grid, 2m flexible ducting, round plenum, and rear outlet grid.
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Indoor XM Side Wall Through Room Kit Code A00400003: Front inlet and side or rear wall exit ducting kit.








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