PUREPRO

Digital programmable heating and cooling thermostats, digital non-programmable heating and cooling thermostats, digital nonprogrammable heating thermostats, combustion test equipment, namely, smoke testers and smoke test paper for measuring the smoke number of a flue gas sample; oil burner test equipment, namely, cad cell relay and flame detector eye tester, thermostat circuit meter, pressure tester, oil burner pump tester and suction line analyzer