ʻO ka nui o kā mākou couplings mai DN40 a DN300, me ke ʻano A coupling, type CHA coupling, type E coupling, clamp, grip collar etc kūpono no ka hubless cast iron pipe.

ʻO ka nui o kā mākou couplings mai DN40 a DN300, me ke ʻano A coupling, type CHA coupling, type E coupling, clamp, grip collar etc kūpono no ka hubless cast iron pipe.