Renewable Natural Gas (RNG)


Renewable Natural Gas (RNG)

Trailer offloading, decompression systems for pipeline injection of renewable natural gas (RNG).

Why RNG?

Algas-SDI’s methane injection systems are based on the well-proven TRUXX CNG platform. Waterbath gas or electric heated PRU’s blend Algas-SDI’s CNG systems experience at commercial through utility peaking systems with the measurement and controls necessary for continuous, reliable pipeline injection of gas generated from renewable resources.

biogas mixing

TRUXX Resources

TRUXX Compressed Natural Gas (CNG) Technologies


Electrical TRUXX E-Series

Fixed Installations

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Gas-Fired TRUXX G-Series

Portable and Fixed Installations

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Waterbath TRUXX W-Series

Portable and Fixed Installations

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Biogas Mixing

Constamix and BLENDAIRE mixing systems for sweetening/enrichening or diluting biogas for use in generators, boilers or other combustion processes. These systems are typically used at Landfill and Waste Water Treatment Plants (WWTP).

Customized Solutions

Our engineering staff have worked with many clients to customize a solution for their specific needs. We have extensive experience with Utility safety protocols. If your application requires Risk Assessments or Layers of Protection Analysis (LOPA) sessions to satisfy local jurisdiction requirements and operational safety protocols for the facilities we are here to assist in the process.

Product Information & Resources

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Additional TRUXX Products

TRUXX portable and fixed CNG decompression stations make natural gas accessible, reliable, and easy to use for locations off the grid. TRUXX is a fully functional CNG decanting system that gives end users access to natural gas as quickly and easily as possible with minimal downtime. Click here to download the E-Pub.

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Corporate Information

OUR AIM: The innovative application of reliable clean-energy systems for commercial, industrial and utility customers.

About Algas-SDI
Our company mission & history

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ISO 9001 Registration, product certifications & approvals

Quality Policy and Values
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Current patents & patent applications


Algas-SDI We make transportable fuel gases easier to use.

Combustion Products
Complete burners and replacement parts available for quick delivery

LP-Gas Products
Safe, Simple, & Reliable
LPG Vaporizers & Tank Heaters

Gas Systems
Complete natural gas backup, replacement, & off-grid decompression systems

Resources & Learning

You've got questions. We've got answers.

Vaporizer FAQs
Answers to frequently asked questions about vaporizers

Why use a Vaporizer
An intro to vaporization science & function

Case Studies
Field applications using Algas-SDI equipment

What is Propane Air
An intro to the science & use of propane air

Virtual Pipeline/CNG Learning Center
An intro to the science & use of compressed natural gas and virtual pipelines

Product Videos
Watch & learn from our product demos

Common terms in the fuel gas product and systems industry

Product Directory & Information
Product brochures, manuals, drawings, and spec sheets

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If you have any questions about our services, products or company, please give us a call or send us an email.

Global Support Center

Tel: +1.206.762.HELP (4357)
After Hours: +1.206.892.8594

US Headquarters

Call Us: +1.206.789.5410

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