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Solutions in brass for fluids

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

Who We Are rrmmcia, we are a brass fitting manufacturer, for gas and water, with an extensive experience.
Vision and Values Our work philosophy is to take care of our clients and offer them the best product and service.
Quality We are committed to continuous innovation applied not only in product design but also in production processes.
Brass Ideal for fittings due to its properties: resistance to corrosion, extreme temperatures, and inhibitor of microorganisms.

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

Our production resources at your needs’ disposal.

FAQ ask us

We do answer your doubts and more frequent enquiries.

CATALOG download

Discover the wide range of standard product we offer.

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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See more End feed fittings for copper tube

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...

See more Innovation and competitiveness, keys to the future

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...

See more Metal compatibility: galvanic corrosion

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....