Features: The air-conditioning exhaust hose is made of high-quality materials, with good flexibility, durability and portability. Not easy to break after long time use Adjustable length: The air conditioner exhaust hose can expand and contract freely, with low friction loss, and if installed correctly, there will be no leakage. Shrinkage length: approx. 390 mm/15.4 in Easy to install: The air conditioner exhaust hose simply extends the exhaust hose to the existing hose, aligns both ends and snaps into place Features: Air conditioner replacement tubes can stretch and contract freely, precise manufacturing, it has high reliability and stable performance, reliable in use Product size: The air conditioner exhaust hose is very suitable for the air conditioner to work well, the necessary exhaust hose is broken and then need to be replaced. Optional size: about 15 * 150 cm/5.9 * 59.1 inches, 15 * 200 cm/5.9 * 78.7 inches, 13 * 150 cm/5.1 * 59.1 inches, 13 * 200 cm/5.1 * 78.7 inches