Discussion Board Forum for Vinyl Windows

Just had an energy audit done and thermal camera shows air leakage around metal pan. Is it best to remove entire window? Or will caulk on the inside will fix this problem?

I am looking to install 24 windows in my home. The current windows are original (1941) metal frames brick exterior. I have narrowed my choices down to two windows. The Simonton Prism Platinum with 1 inch glass and super spacer (upgrades $9000 installed), against the Soft-lite Bainbridge Low-E Argon(...