The new Trifab VersaGlaze 601/601T/601UT Front Set Framing System is the first front set, ultra-thermal 6-inch storefront system available. Expanding on a proven platform, Trifab VersaGlaze 601 offers architects a choice of front and center glass plane applications in non-thermal, thermal and ultra-thermal configurations. Ideal for a wide range of building projects, including those where an economical alternative to a low-rise curtain wall is desired.