NTS rents and sells OSHA compliant 4-gas monitors for detecting oxygen, carbon monoxide, hydrogen sulfide and combustible gases. Monitors are carefully tested and calibrated before every delivery. Accessories such as motorized pumps and sampling hoses are readily available. Specialized monitors for gases such as chlorine are also available for sale.

NTS offers a variety of confined space retrieval devices for rental and sale from industry leading manufactures such as DBI/Sala, Protecta, Pelsue and Miller. Each brand has specific features made to answer your unique situation. From a simple manhole in the middle of a paved street, to industrial and municipal plant applications. If you need some help in working out a solution, please call us so that we may assist you in designing a safe and efficient work zone and flow for your employees.

NTS carries a variety of ventilating blowers for sale or rent manufactured by Pelsue, Allegra and Hurco Technologies. Our rental and sale units come equipped with 110/220 volt electric motors, or 12v electric motors or gas/diesel engine powered units. Current units we sale and or rent are designed with axial fan, centrifugal fan or propeller driven air ends. Whether you are ventilating a single manhole or large diameter pipe, we have a ventilator to suit your requirements. Some of our ventilators may be used for additional purposes such as line stringing and smoke testing.