Our Company

HHO Plus LDA

We are a European manufacturer since 2008 of environmentally friendly hydrogen-based equipment for fuel economy and the reduction of polluting emissions from internal combustion engine vehicles, whether diesel or gasoline. Our range of products includes HHO Kits and Hydrogen Engine Cleaner Machines, which allow cleaning of all types of engines by removing carbon deposits and significantly reducing polluting emissions.

All our products are manufactured in Europe and are distinguished by their quality, efficiency, and environmental friendliness.

We take pride in our work as we only offer products that have been rigorously tested and proven to deliver results. We give  our best to ensure the satisfaction of all our customers regarding the outcomes achieved with our products.

During the week, we provide technical support to our customers to address any questions or assist with installations:

Phone: 00 351 244 697 116   

Client Support E-mail : info@hhoplusgas.com

Production in Europe and worldwide delivery:

HHO PLUS LDA

Tax Identification Number: 509055036

Zona Industrial Vieira de Leiria
Rua Manuel Joaquim Afonso Lote 10 
2430-837 Vieira de Leiria
Portugal

Client Support E-mail : info@hhoplusgas.com

Phone: 00 351 244 697 116   

CEO - Production and Finance: Frederico Ribeiro
CEO - Delivery and Marketing: Miguel Moleirinho
Technical Support and Customer Service: Sandra Branquinho
Production Department: Telmo Lavos
Delivery Department: Andre Correia

We cordially invite you to visit our factory! Thank you.