Integrity, Competence, Accountability

Our commitment to excellence shows in all that we do

A Leader in Gas Regulators, Lochinvar Boilers, and Bell & Gossett Pumps for Plumbing and HVAC System Solutions

We have been providing dedicated service to the great state of Texas for over 75 years. No project is too large and no problem is too small for our experienced and trustworthy team. With four locations across the state, we are always within reach.

What We Do

We are a manufacturers representative for some of the most trusted names in the hydronics and plumbing industries. New construction, retrofit, upgrade, replacement, and wholesale are all part of who we are. We pride ourselves on making sure your project is done right the first time, every time.

System Knowledge

Our history includes arenas, apartment buildings, stadiums, hotels, offices, airports, and more. We know how hydronic systems work, we know what makes them tick and all the regulations and codes that are pertinent. When you work with Oslin Nation you can count on us to be your system experts.

Past Projects

1901, 2018

Gauges and Digital Meters

Reliable, stainless steel thermometers, and accurate digital meters by Miljoco Corporation. Installed on chilled water lines in a facility in Dallas, [...]