ro pipe

[reefergeek]

what size is ro pipe external ? just making a solenoid set up for my calcium reactor the solenoid has got 2 x 3/8th bsp fittings so will need the ro pipe compression fitting to 3/8 bsp

[reefergeek]

I have ordered this solenoid
http://www.ebay.co.uk/itm/3903476211...84.m1439.l2649


and two of these fittings
http://www.ebay.co.uk/itm/3-8-NPT-El...item3a6a40bdab


then just need a good looking bubble counter maybe this one
http://www.ebay.co.uk/itm/Aquarium-C...item3f0830067c

[Marine Life Uk]

ro pipe is the same as airline external, surely you could go measure it couldnt you????

kit looks ok mate

[reefergeek]

could go to the shed and get the digital verniers but thought some one would know and save me a trip in the rain lol

[Tangman]

RO pipe is 6mm externally but you can get a larger size if you want it. Twiggy

[BernieNUFC]

and in differing wall thicknesses or product as we used this size for brake air line which is high pressure