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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 Summer holidays 2021

June 15, 2021

Summer holidays 2021

rmmcia will be closed for summer holidays from 5th to 27th August 2021, included.  We kindly ask you to programme your requests with time enough so we can bring you our best service.  Thanks for...

See more Copper and brass, ally against COVID-19

April 22, 2020

Copper and brass, ally against COVID-19

We would like to talk about news recently published at "El Confidencial", a very good summary of all studies that are taking place related to properties of copper over several coronavirus, such as...

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...