If your willing to spend money, a quality heavy duty 3/4 inch fuel line would be the cats ass I think.. no chemical would damage it, wouldn't kink, repairable, exrrmly thick walled etc..
Gates brand would last decades as a garden hose
Fuel Line Hose
Before you start your engines, equip them with Gates fuel hoses. We’ve engineered our fuel line hoses at the cutting-edge of fuel-efficient, environmentally-safe design, so your engine will perform with superior power.www.gates.com
Cost not the issue, it's going to be a pretty long hose, and being used between the wife and myself (and kids occasionally can hose eachother for fun) I don't want it too heavy