TT‑Series Insulated Flat Duct Fittings are dedicated connecting accessories for TT-series insulated flat ducts. Belonging to PE/TC/TT Series Floor Air Supply Ventilation Pipes, they act as core Supporting Components for Floor Air Supply System to complete full under-floor ventilation pipeline networks. Covering straight connectors, elbows, tees and end caps, the full-range fittings are precision injection-molded from high-toughness modified engineering plastic. Perfectly matching flat duct profiles, they enable tight and stable connection for pipeline turning, diversion, jointing and blocking. Flexible, anti-aging and slip-proof, the fittings suit concealed installation in narrow floor and ceiling gaps, widely used in under-floor air supply and fresh air HVAC projects for commercial buildings, luxury apartments, hotels and offices.
Embedded with New Insulation Materials for Heat and Sound Barrier, the fittings form an integrated thermal and acoustic system with TT insulated ducts, el…