Saskatchewan Tenders #26-020

St. Marguerite School HVAC Condensing Unit and Cooling Coil Replacement

Greater Saskatoon Catholic Schools is seeking a fixed-price contract to replace HVAC equipment at St. Marguerite School. - Buyer: Greater Saskatoon Catholic Schools, on behalf of St. Paul’s Roman Catholic Separate School Division No. 20; Manager of Corporate Services. - Equipment and materials: - One condensing unit, CU-1, with scroll compressor, low-ambient controls, spring vibration isolators, and required controls; match the existing unit’s capacity and fit while meeting the specified electrical and physical limits. - One cooling coil, CC-1. Trane is the specified coil manufacturer; alternatives will not be accepted. The coil must use aluminum fins, copper tubes, and a galvanized steel casing, and meet AHRI Standard 410. - Nine 600 × 600 mm MERV 9 filters. - New suction and liquid refrigerant piping routed to match the existing layout, supported with C Port C Series pipe supports. - Services and related work: Remove the existing condensing unit, cooling coils and piping, and humidifier and internal steam piping; install and connect replacement equipment, piping, and standalone DDC controls; coordinate controls with Prairie Controls and the equipment manufacturer; reconnect electrical service; verify existing dampers and provide a written report; rebalance the fan to 16,000 cfm; and perform startup, testing, commissioning, and operator instruction. - Notable requirements: Confirm dimensions, electrical characteristics, and piping requirements on site. Reuse the existing structural stand, adding steel if needed; keep existing boilers, supply fan, and filter bank. Coordinate work around school occupancy, maintain heat and ventilation, and have equipment ready for the upcoming cooling season. The contractor must specify the required construction duration.

Description

Greater Saskatoon Catholic Schools, as represented by Corporate Services, is requesting sealed tenders to replace the existing condensing unit and associated components at St. Marguerite School. The work includes removing the existing unit and installing a new condensing unit, with related refrigerant piping, controls, electrical reconnection, and associated mechanical work. Bidders must attend the mandatory site visit and include a 10% bid bond and a letter of surety with their tender. The successful tenderer must provide performance and labour and material payment bonds, each equal to 50% of the contract amount.

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