Quote:
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Originally Posted by Risky
Note, those are BSP thread sizes rather than barb sizes.
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no, they are
barb sizes
on the 60hz eheims sold in the US (where the OP is situated) -
http://www.marinedepot.com/md_viewIt...1250&ast=&key=
http://www.marinedepot.com/md_viewIt...product=EH1048
a) the thread sizes in an eheim (in the UK/EU) are 3/8" BSPT (1048 in/ou, 1250 out) and 1/2" BSPT (1250 in)
http://www.coolercases.co.uk/wc_fittings.htm
b) US eheims use NPT fittings i believe (same nominal sizes..)
http://www.criticool.com/7fittings.html