Good Sealing Effect: air conditioning hose connection fittings are well for sealed and can fit closely and safely with the air conditioning unit pipe to avoid any leakage or external debris. Easy To Install: Our AC hose fitting is a practical tool fitting that easy to connects to the exhaust duct and easily installs to the back of the portable AC vent assembly, no tools, tape or other AC fittings are required and no drilling is required.
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