How to Prepare a Swing-Sliding Door BOQ for Cost and Tender Planning
Preparing a swing-sliding door BOQ looks straightforward until quotations start arriving. Small gaps in panel configuration, glazing, hardware, finish, threshold design, or installation scope can lead to very different prices for what appears to be the same door. This creates problems during tender comparison. One supplier may include locks, sealants, freight, and installation, while another […]
