Your Shopping Cart Continue shopping “Fireboy-Xintex CO Alarm Relay Control Module” has been added to your cart. Continue shopping “Fireboy-Xintex Fixed Heat Detector w/Base” has been added to your cart. Item Your Options Quantity Price Fireboy-Xintex CO Alarm Internal Battery - White Fireboy-Xintex CO Alarm Internal Battery - White quantity $215.00 × Fireboy-Xintex CO Alarm Relay Control Module Fireboy-Xintex CO Alarm Relay Control Module quantity $250.00 × Fireboy-Xintex Fixed Heat Detector w/Base Fireboy-Xintex Fixed Heat Detector w/Base quantity $225.00 × Coupon: Apply coupon Update cart Continue Shopping Cart totals Subtotal $690.00 Sales Tax $41.40 Total $731.40 Proceed to checkout