Function: Convert 90mm ID T- or Y- Piece Air Ducting to 75mm ID Air Heater Hose; Convert 90mm ID Ducting Fittings to Accept 75mm ID Air Outlet
It can be used on air diesel heaters with 75mm to 90mm or 90mm to 75mm air ducting outlets to fit your air ducting diameter and heater's, no matter air outlet is Y-branch or T-piece
Material: Made of high-quality ABS plastic, with great anti-corrosion and high temperature resistance, also provide sealing function and no warm air leakage