We have been serving the welders and industry of Longmont, Boulder County and surrounding areas since 1939, the medical field since 1952, and have been in the same location since 1969.

Wagner Welding Supply sells industrial and medical gases and welding supplies from our location at 10 Gay Street in Longmont, Colorado. We have a good selection of supplies and parts in the store and we can get special orders quickly, sometimes on the same day.

We exchange cylinders of gases including oxygen, acetylene, argon, nitrogen, helium, nitrous oxide, carbon dioxide (co2), hydrogen, liquid nitrogen, liquid oxygen, and propane.

We have recently added paintball fills and automotive nitrous oxide to the product lineup.

Regular hours are Monday - Friday 8am to 5 pm
Saturday hours are 9am to 1 pm

We offer delivery service to Front Range communities including: