RLS LLC

Everything you need to know about the Rapid Locking System is available in one convenient place in the RLS Toolbox. From instructions on how to use our 10-second, flame-free press fittings for HVAC and refrigeration, to our complete product catalog, to an easy way to get a quote from an RLS distributor – and so much more – it’s all in the RLS Toolbox! Read more...

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RLS LLC

After many months of construction and preparation, the entire RLS office staff is now under one roof – each with his or her own private office – at the new company headquarters in St. Louis, Missouri. Read more...

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Qosina Corp.

Qosina addressess nylon shortage with new line of luer lock connectors

Qosina is pleased to offer a new selection of luer connectors made of high-performance Vydyne®, that are in stock and ready for immediate shipment. These connectors are REACH and RoHS compliant, include regulatory documentation, CAD drawings and validation test data. Our new connectors fit IDs rangin... Read more...

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RLS LLC

Alex Bishoff, owner of Howard Mechanical Services, discusses his views on RLS press technology and how it helps make his business more efficient. Read more...

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RLS LLC

For a limited time, get $500 off when you purchase of any of the following tool/jaw sets by July 31, 2022: Klauke Tool Kit with 5-Jaw Read more...

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RLS LLC

RLS has passed 5,000 followers on Instagram! Why? RLS is the original, patented, proven flame-free press fittings for high-pressure HVAC and refrigeration applications. Read more...

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RLS LLC

After extensive research, development and testing, we're proud to introduce our RLS "XL" line of 1-5/8" and 2-1/8" couplings, elbows, tees and reducers. Now you can enjoy the increased productivity of RLS fittings on those big jobs, too! Read more...

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RLS LLC

Converting from brazing to flame-free RLS Press Fittings can result in significant time and cost savings and substantially higher productivity. Eliminating the brazing process means installations can be completed up to 60% faster. Read more...

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RLS LLC

In this business, you work smarter every day – relying on the right people, right products and right tools to get the job done right and maintain your reputation. It’s time to say yes to press fitting technology for greater efficiency, consistency, and safety at every connection. Read more...

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