Nexus Heaters

The Sterling Nexus series gas unit heaters are the most efficient and advanced unit heaters available! They are the only +90% efficient unit heaters that come standard with: Modulating controls which allow the heaters to vary their output anywhere from 35% to 100% of capacity. Modulation is automatically handled by the heater, so no special thermostat is needed. Up to 99% efficiency can be obtained at its lowest output!Stainless steel casing and heat exchanger provides maximum protection...

This thermostat can be used with heating and/or cooling appliances and adds both an on/off switch which allows it to cut the appliance off when not in use and auto fan switch which allows you to run the fan on heaters like the Modine and Sterling units continuously and act as a circulation fan. A useful feature in the summer and winter.Thermostat has a temperature range of 50° to 90° F, a separate thermometer display for determining room temperature, and require wiring.Features50° to 90° F...

Concentric vents make it easier to have a two-pipe installation for high efficiency furnaces. These vents simplify installation and only require one hole through the wall or roof where the pipes terminate. Without using these vents, the installation would require cutting two holes through the home, one for each pipe. These vents save time and money by reducing the amount of work required. Available in 2", 3", or 4" intake vent sizes. Vent Size Fits Nexus Models 2" HU50, HU100, HU150 3" HU200...

SureSTAT TS110 thermostats have a watertight enclosure making them an excellent option for wet environments. The single stage thermostat can be used to automatically control ventilation fans or heaters. This thermostat was developed with the harsh greenhouse environment in mind. Temperature coil is stainless steel to prevent corrosion. SPDT switch. Wiring required. Features Wide temperature range: 30° to 110° F Fixed 3 degree temperature differential Can be used with millivolt, 12, 24 and 120...