repa market 4'' inch duct splitter to 90° degree 4" inch branch for exhaust fan, dryer vent hose - 3 way duct hose connector, t shape, t joint metal - ducting adapter - 4x4x4 pipe splitter 4" inch to 4" inch t shape is up for auction in Tools & Home Improvement. This item is in As Is condition. This auction has ended — similar items appear in live auctions regularly.