Silicone tubing

[adjam1972]

Trying to get hold of some silicone tubing 4mm od 1.5mm id .

Anyone got any ideas?

Adjam

 

[domejunky]

Modmaker has 2mm ID

http://www.modmaker.co.uk/Mod-Making-Supplies/Squonk-Parts/Silicone-Tubing-4mm-OD-x-2mm-ID

Try a pet shop, aquarium air pumps use that diameter I think. I use one for brewing beer