How much does this cost to the nearest dollar?

Supplying Demand Water Heater Gas Control Thermostat Natural Gas Model Specific Not Universal
Please see Model Number fitment information at the bottom of this page before placing your order for this part. replaces the discontinued model. Controls the water temperature and flow of fuel gas to the burner. Be sure to always search using the serial number of your water heater to make sure you select the correct gas control for your water heater. Includes (1) Pilot Adapter - SIT Gas Control to W/R Pilot Water Heater parts and accessories should only be installed by qualified technicians. SD products come in Supplying Demand packaging. Brand Supplying Demand, Dimensions LxWxH 8.5 x 5.5 x 4.25 inches, Color Silver, Included Components Gas Valve, Pilot Adapter, Power Source Gas

Price is $135.00
Price: $134.99