Tri-State is the manufacturer and installer of premium quality vinyl windows and patio doors. We do the entire job ourselves, no subcontractor or middleman! Tri-State builds them, installs them and we guarantee them.
45 Years of Relationship
Top quality materials fabricated by master mechanics, delivered promptly to the job site by our fleet of service trucks, installed by trained craftsmen who take pride in their work, produces the desired result - a perfect job!
Gentleman,After the installation of your Series 5400 window on 2/4/08 I had to wait until cold blistery penetrating rains and below freezing conditions but the window to test before I could honestly evaluate it. It SUPERBLY Passed.We no longer experience ... [MORE]