Plastic fittings are not durable and are the lowest quality fitting. Aluminum fittings are more durable than plastic, but they are susceptible to corrosion and fusing to brass spigots. Solid brass couplings are typically the best choice. They are the most durable of the three materials and corr...
toilet intake/discharge, or for bilge and holding tank pumps. I have bought 3 wet exhaust hose like this to give to my friends, and they have nothing but praises for its performance.