Hydronic and Plumbing Solutions Since 1943

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No matter your role we help you find the right solution for your project

When you need a partner in the commercial plumbing and HVAC system solutions industry, look no further than Oslin Nation Co.

Engineer

Quick and accurate equipment selections, exceptional system design support.

  • Product and system training
  • Technical support and advisement for system design
  • Lunch and learns

Technical Service Support

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Engineer

Contractor

We provide commercial contractors with fantastic support on mechanical and plumbing equipment and projects.

  • Product recommendations
  • Technical support and advisement for system solutions
  • Years of experience in all aspects of the industry

Our Products

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Contractor

End-User

All end-users need to get to know their equipment and we provide the training so your mechanical crew can hit the ground running.

  • Start-ups
  • Troubleshooting and customer support
  • Parts and warranty support

Our Products

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End-User

Building Owner

Building owners can sometimes be left in the dust when a contractor finishes. We help train owners on how to use the equipment in their building.

  • Start-ups
  • Owner training and technical support
  • Replacement parts

Our Brands

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Building Owner

Wholesaler

We have a robust network of wholesale partners in the great state of Texas and are proud to provide them with the best products available in the industry.

  • Dedicated support
  • Knowledgeable sales team
  • Trade show and marketing support

Wholesale Partners

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Wholesaler

Why Oslin Nation Company?

Newsroom

Updating the Dallas Fair Park Coliseum

October 4th, 2021|

Recently a set of Power-Fin boilers manufactured by Lochinvar were installed at the Dallas Fair Park Coliseum. Purdy-McGuire was the MEP firm that laid out the project, and Kahn Mechanical was the installing contractor on ...

Delta Cooling Towers

August 27th, 2021|

Delta Overview One of the more recent additions to our product lineup is Delta cooling towers. Delta has innovative products that really are second to none. Their HDPE based cooling towers are have several advantages ...

Bell & Gossett 1510 Pump Series

June 9th, 2021|

Bell & Gossett has long been known to produce some of the finest pumps in the Hydronics world. Three pumps that are commonly used in hydronic installations are the e-1510, e-1531, and the e-1532. All ...

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Questions?

Need help with your project? Have questions about a product? We would love to help. Reach out to us so we can put our experience and knowledge to work for you.