right last question of the week ,im on gardiners lookin to order a few conections ,y piece etc ,seems to be lots of diffrent sizes ,,my brodex has a yellow hose that conects to my elbow on hose reel ,this says 1/2 inch so thats fine ,then my red hose which is on the hose reel ,dont know what size that is but its thinner than 1/2 inch then i have my black pole hose which again is thiner than the red ,is all this standard size .example im after a Y piece and there is 6mm and 4mm 8 mm barb whatever that means ,not desparate for any bits yet ,but want to start building up a few spares ,,preferably the right size spares ..any help please fellow clean it uppers
