Bi-Fold Door

The TSC70AA is a compact aluminum Single-Hung window system developed for residential, multifamily, renovation, and selected light commercial applications. Its 70 mm frame depth and 40 mm sash sightline provide a balanced combination of streamlined aesthetics and practical system proportions. The vertically sliding sash configuration supports straightforward ventilation and operation, while the coil-type sash balance provides controlled sash movement. With standard 5 + 9A + 5 mm IGU glazing, 450 Pa water penetration resistance, Grade 6 air infiltration performance, 30 dB sound insulation, and a 5.0 kPa wind load rating, the TSC70AA is suited to projects requiring a durable, economical aluminum vertical-sliding window solution.