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MEREFSA, founded in 1967, was created thanks to the enthusiasm and the enterprising spirit of Mr. And Mrs. Senart. Since then till 2015, our facilities were located in L'Hospitalet de Llobregat (Barcelona). Nowadays our warehouse is in Sant Boi de Llobregat

Today, after many years in the sector, MEREFSA has become a pioneering company in the manufacturing and marketing of silicone, PTFE and derivatives.

In MEREFSA we carry out different rubber processes: mixing (section for the preparation of raw materials), silicone extrusion (section for the manufacture of profiles, silicone cords and tubes), vulcanising and compression moulding (section for the manufacture of all type of finished parts, inflatable seals, sheets, gaskets, vulcanised seals, etc.), die and hand cutting.

As far as PTFE manufacturing processes, in MEREFSA we mould by compression (rods, tubes, films and sheets) , heat-shrink FEP and PFA linings, powder and liquid spray painting (section of non adhesive and anticorrosive linings) and machining of all type of highly specialized technical plastics.

In addition, MEREFSA commercializes PTFE coated fabrics (from which we make tapes, bands, mesh belts, zone-tapes, slit rolls cut to measure for welding applications and die-cut cooking/baking sheets), encapsulated o-rings in silicone and FKM with FEP and PFA, thin wall PTFE, FEP and PFA tubing, convoluted tubes in PTFE, FEP and PFA and expanded PTFE sheets and profiles.

Alianza Empresarial para la Vacunación Infantil
ED Empleo
Consorcio del Caucho
Control Energético


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In accordance with the provisions of the General Data Protection Regulation, 679/2016 of May 2016, (hereinafter, RGPD), we inform you that your personal data will be included in a file owned by Manufacturados Españoles de Resinas Fluoradas, S.L.U., with NIF B08207284, and located in Castelló 9, ( 08830) Sant boi de Llobregat, Barcelona. We treat the information you provide us with in order to provide you with the requested service as well as to maintain the commercial relationship in accordance with current legislation. The data provided will be kept as long as the commercial relationship is maintained or for the years necessary to comply with legal obligations. The data will not be passed on to third parties except in cases where a legal obligation exists. You have the right to obtain confirmation as to whether Manufacturados Españoles de Resinas Fluoradas, S.L.U. is processing your personal data. You are therefore entitled to access your personal data, rectify inaccurate data or request their deletion when they are no longer necessary. To do so, you must request it by e-mail to rgpd@merefsa.com, or by sending a registered letter to the indicated address.


Castello, 9 08830 Sant Boi de Llobregat

Barcelona (Spain)

Tel (+34) 933 372 081

Fax (+34) 933 374 373

Office Schedule

Monday to Thursday from 8:00 to 13:00

Monday to Thursday from 14:00 to 17:15

Friday from 7:00 to 14:15

Warehouse Schedule

Monday to Friday from 9:00 to 14:00

Store closed from 26/03 to 01/04

Summer Intensive Schedule

From June 20th to September 13th from 07:00 to 14:15

Easter Week Vacation

Closed from 27/03/2024 to 01/04/2024

Store closed from 26/03 to 01/04

Download Merefsa's annual calendar

Page Code: DT560e105e


Créditos / Credits
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