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- Grundfos insulation shells designed for thermal insulation of pump volutes in both heating and cooling systems. Compatible with UPSe 26-99 F, UPSe 26-150 F, ALPHA 26-99 F, and ALPHA 26-150 F circulator pumps, this service kit ensures a precise fit, improved energy efficiency, and reliable performance. Engineered for durability and easy installation, this is a genuine Grundfos spare part
- Matches the exact contours of UPSe and ALPHA 26-series pump housings to prevent uninsulated gaps.
- Two interlocking halves snap together instantly around the pump volute for quick field assembly.
- Keeps heat inside the fluid loop for heating applications and blocks ambient moisture for cooling loops.
- Made from high-density expanded polypropylene (EPP) to deliver optimal thermal resistance while remaining lightweight.
- Easily unclips and removes for seasonal pump maintenance, pressure testing, or visual inspections without tearing.
- ManufacturerGrundfosManufacturer #93531901