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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 Brass properties

January 21, 2016

Brass properties

Brass is an alloy composed mainly by copper and zinc, in approximate proportion of 60% of copper and 40% of zinc. Brass is a very versatile alloy as per its properties. When manufacturing our...

See more New web rmmcia

July 6, 2021

New web rmmcia

At rmmcia we are so excited with the launch of the new corporation's website.   First, you will discover it is a more visual and intuitive website, simple regarding where we placed the content,...

See more Types of threads: BSP threads

January 14, 2015

Types of threads: BSP threads

Rafael Márquez Moro y Cia. uses standard EN ISO 228-1 to produce threads of the standard catalogue brass fittings for threaded tube and pipe. This type of thread is also known as BSP parallel thread...