The Heat Exchanger needs to be flushed to prevent damage from Scale Build-up. Isolation Valves allow for full diagnostic testing and easy flushing of the system. Please refer to the Owners Guide or Installation Manual for more information regarding this procedure.

• Easy to install
• Copper material
• Compatible with:NR501 series NR662 series NR83 series NR981 series NRC661 series NRC711 series NRC98 series NRC1111 series NRC663 series NC380 series (F only)
• Will give the install a nice and clean finished look
• 3/4 in.
• Sweat ISO valves
• Hot water valve included
• Cold water valve included
• Installation manual inside box
• 500,000 BTu/hr pressure relive valve

Residential condensate neutralizer for all EZ, NRC and NRCP Series only. The NC-1S is ideal for neutralizing condensate from condensing boilers and furnaces operating on natural gas or propane. The condensate is acidic and has the potential to harm the environment and the sewer system. The NC-1S will raise the pH of the condensate to a more neutral level before it is discharged to drain.

• Low profile design - provides ease of installation and can be mounted in a horizontal or vertical position mounted in a wall cavity and rated for zero clearance to combustibles
• Kit can be used with or in place of the built-in neutralizer sewer system
• Kit includes 3 in. PVC 90 degree elbow and a special anti-contaminant screen that fits directly onto the intake flue for a simple installation
• Design type high watt density fold back (4 passes)
• Includes 1 liter capsule with two 3" fill/access openings
• Suitable for use on all types of Natural Gas and Propane appliances
• Helps maintain a neutral environment for bacteria in septic systems
• Made of corrosion resistant materials
• Includes initial charge of neutralizing agent
• Extended bottom flange
• Fast and easy installation