Supply of Water Treatment Chemicals for HVAC System at AIIAP Lahore

The HVAC E&M AIIAP (Electric and Mech.) invites sealed bids through EPADS v2.0 for the supply of water treatment chemicals for the HVAC system at AIIAP Lahore. This procurement is planned for the financial year 2026-27 and aims to ensure efficient operation and maintenance of the HVAC system with high-quality chemical supplies. Items being procured: - Corrosion + Scale Inhibitor chemicals, Quantity: 2575 Kg - Oxidizing Biocide chemicals, Quantity: 2000 Kg - Non-Oxidizing Biocide chemicals, Quantity: 1080 Kg - Corrosion Inhibitor chemicals, Quantity: 500 Kg The chemicals include scale inhibitors, corrosion inhibitors, and biocides specifically designed for cooling towers and closed loop systems. Specifications require internationally reputed branded products such as Nalco 3DT465 for scale inhibition and Nalco Stabrex ST40 for oxidizing biocide. The supplier must provide original sealed packing with a minimum shelf life of two years and deliver the chemicals at AIIAP Lahore at their own cost. Technical support, training for daily testing, and provision of testing equipment are mandatory. The supplier is also responsible for conducting pre-operational plant surveys, start-up support, and regular monitoring including fortnightly testing and monthly site visits. Eligibility requires relevant experience, FBR/NTN registration, and compliance with PEC and other statutory requirements. Bids must be submitted online via EPADS v2.0 by **October 8, 2026, 11:00 AM**. Hard copies of bid security must be delivered to the Office of Divisional Engineer E&M AIIAP Lahore before the deadline. Technical bids will be opened on the same day at 11:30 AM. Manual bids will not be accepted. A practical tip for bidders: Ensure registration on EPADS v2.0 well before the deadline and prepare all technical documentation including product data sheets and MSDS to meet the evaluation criteria. Timely submission of original bid security is critical to avoid disqualification. This tender offers a valuable opportunity for suppliers specializing in chemical water treatment to engage with a reputable government entity in Lahore and contribute to maintaining critical HVAC infrastructure with high standards of quality and service.