This tender invites sealed quotations for the supply of Polyethylene Pipe (PE-100) 63mm, with a total quantity of 286,700 meters. Delivery is scheduled at 50,000 meters per month to Karachi stores including Main Store (SITE), Khadeji Store, and Karachi Terminal (KT), with a lead time of 30 days after purchase order placement. The procurement follows a single stage two envelope bidding procedure under PPRA rules 2004. Bidders must be active in the FBR Active Tax Payer List and provide a fixed bid bond of PKR 760,000. Evaluation criteria include delivered cost, past performance, and preference for local manufacturers with a 10% trial order. Payment will be made within 30 days of completion of formalities.