Sealco’s Sewer Test System makes testing sewers as painless as possible. All components have received extensive field and laboratory evaluations to determine their acceptance in a “Sealco System”. From the rubber on the sewer plugs to the paint on the trailer, all Air Test System features are field-proven and engineered for convenience. Sealco provides you with a piece of equipment that will do the job faster and better than ever before with minimum expense and maximum performance. Check out our features and you will surely agree, the “Sealco System 200” is your best buy. With Sealco products, our name, reputation and expertise insure your complete satisfaction.