Specification

Tankless Water Heater Accessories
Specification Sheet
ScaleShield
NORITZ AMERICA CORPORATION
11160 Grace Avenue, Fountain Valley, CA 92708 Tel. 1-866-7NORITZ www.noritz.com
ScaleShield
ScaleShield - Small (#SS-HB-1)
Rev. 7/11
• Provides superior limescale prevention and corrosion
control within the water heater and plumbing system
• Contains water conditioning cartridge that creates
scale-inhibiting solution for use with all tankless water
heater models
• Comes included with 1 ScaleShield cartridge, housing,
transparent o-ring, and housing wrench tool is also
included for servicing the accessory
Dimensions
Installation Example
ScaleShield
Cartridge
Transparent
Cartridge
Inlet/Outlet
Female
3/4” NPT
Housing
ScaleShield - Large (#SS-HB-2)
Cold Water
Supply
Hot Water
Supply
NR50 Series
NR66 Series
NR71 Series
NR83 Series
NR98 Series
NC199 Series
Compatible with All Models
NCC199 Series
NRC111 Series
NR111 Series
NC250 Series
NC380 Series
Models SS-HB-1 SS-HB-2
Max. Pressure 150psi 150psi
Max. Temperature 125 F 125 F
Connection Size 3/4" Female NPT 3/4" Female NPT
Accessories 3 Way Bypass Valve 3 Way Bypass Valve
Cartridge HBC-1 HBC-2
Cartridge - Small (#HBC-1)
Cartridge - Large (#HBC-2)
* Refer to the above selection guide to ensure the correct application of ScaleShield unit(s)
** The overall level of protection will depend on the quality and chemistry of the cold supply water. Replace the
cartridge when it is dissolved near the bottom of the housing.
Unit Model Description
631/NR71 Series
751/NR98/NRC98/NC199 Series
842/NRC111 Series
N-1321M-ASME
NC380-SV-ASME
Whole House
Commercial
Installation on cold-water line feeding tankless heater only
Contact Noritz
SS-HB-1
SS-HB-2
531/NR66 Series
841/NCC199 Series
931/NR111/NC250 Series
Installation on cold-water line feeding tankless heater only
2 units required for installation on cold-water line feeding
tankless heater only.
Specifications
Selection Guide
NR83 Series
NR50 Series