The TM139-75 Sliding Window System is designed for wide glass spans that demand both strength and elegance. It features a robust thermally broken aluminum frame with smooth sliding tracks and a concealed drainage system. Engineered for coastal and high-exposure installations, the TM139-75 combines exceptional air- and water-tight performance with modern, minimalist aesthetics ideal for residential and commercial façades.
🌀 Wind Resistance: Level 14 — compliant with Miami-Dade County hurricane and structural load class
💧 Water Tightness: Level 4 | Air Tightness: Level 4 — AGWA / AS2047 certified for weather and pressure control
🌡️ Thermal Insulation: 2.2 W/㎡·K — tested to NFRC energy-efficiency standards
🔇 Sound Insulation: 35 dB — WERS 4-Star acoustic rating
🔒 Safety Pressure: RC2 — meets Florida DBPR structural and coastal safety requirements
⚙️ Design Features: Dual-track configuration for wide openings, precision stainless-steel rollers for smooth movement, hidden drainage channels, and reinforced interlocks for stability and sealing.
The TM139-75 Sliding Window System delivers effortless operation, refined aesthetics, and verified global performance standards for wind, air, and water resistance.







Panora Windows and Doors LLC DBA Panora Luxury