The U.S. Consulate General in Karachi requires preventive maintenance services for a PCC Chiller (Multistack) and a Daikin DX unit. The government intends to award a contract to the responsible company offering the lowest acceptable price, potentially without discussions. Quotations must be submitted electronically by August 4, 2026, at 1500 hours Pakistan Standard Time. Proposals must be in English, in PDF format, and under 30MB per email. No budget amount is specified in the description.