Solutions in brass for fluids
More than 75 years of experience in the sector of brass water and gas fitting manufacturing act.




What to know about rmmcia
We do put at your disposal a wide range of product, standard and customized, always with the highest quality service.

CUSTOMIZED projects

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Products rmmcia
For manufacturing our brass accessories we use the highest certified quality brass.
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Brass Threaded Fittings
The rmmcia family of brass threaded fittings provides a comprehensive range of accessories, including unions, changes of direction (bends, elbows), branches (tees), bushings, extensions, plugs,...
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Fittings for Pex and Manifolds
For your heating and plumbing installations with PEX tube rmmcia has prepared the family of compression fittings for PEX and manifolds. A complete range of connection fittings including changes of...
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Compression Fittings for Multilayer Pipe and Manifolds
For your heating and plumbing installations with multilayer tube rmmcia has prepared the family of compression fittings for multilayer pipe. A complete range of connection fittings including changes...
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End Feed Fittings for Copper Tube
rmmcia offers the family of end feed fittings for copper tube to satisfy your needs in installations of copper tube with capillary soldering. An assortment of threading - soldering accessories for...
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News rmmcia
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September 2, 2015
End feed fittings for copper tube
Do not miss this tutorial about how to connect brass threaded fitings to copper soldered pipe. At Rafael Márquez Moro y Cía, S.A. we manufacture accessories allowing the connection between...

January 26, 2022
Innovation and competitiveness, keys to the future
During 2021 at rmmcia we have started an innovation project in our production area, in order to improve the competitiveness of the Company, promoting digital transformation through industry 4.0...

October 28, 2015
Metal compatibility: galvanic corrosion
Metal compatibility: galvanic corrosion. Sometimes it may have raised doubts about the use of brass accessories together with other metal pipes, for the possible harmful effects on the installation....