High quality, no-kink natural rubber hose. For use with manometers, stand-up U-gauges and 3-way pressure test tees. Ideal for testing heating systems or transporting gas from canisters/bottles. Compatible with natural gas. Do not use with LPG. Length x bore: 2m x 1/4″. High quality, no-kink natural rubber hose. For use with manometers, stand-up U-gauges and 3-way pressure test tees. Ideal for testing heating systems or transporting gas from canisters/bottles. Compatible with natural gas. Do not use with LPG. Length x bore: 2m x 1/4″.