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As to standard barrier ac hose and reduced barrier ac hose, the inner diameter is same, the different is the outer diameter. Standard barrier ac hose has a bigger outer diameter than reduced barrier ac hose.
Insulation: Insulate the air conditioning hoses, especially in areas where they pass through hot or humid environments. Proper insulation helps maintain the efficiency of the cooling system and prevents condensation.
Another benefit of air conditioners with a pipe is that they are relatively easy to install. Unlike split-system air conditioners that require professional installation to connect indoor and outdoor units, vented air conditioners only require a small hole in the wall or window for the pipe to pass through. This makes them a popular choice for renters or homeowners looking for a portable cooling solution.