Your Shopping Cart Continue shopping “Fireboy-Xintex CO Alarm Internal Battery w/Interconnect – White” has been added to your cart. Item Your Options Quantity Price Fireboy-Xintex Propane Control & Solenoid Valve w/Black Bezel Display Fireboy-Xintex Propane Control & Solenoid Valve w/Black Bezel Display quantity $315.00 × Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White quantity $245.00 × Coupon: Apply coupon Update cart Continue Shopping Cart totals Subtotal $560.00 Sales Tax $33.60 Total $593.60 Proceed to checkout