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$81.88
Was 
$89.00
SAVE $7.12
Factory-Direct
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
Rinnai
Rinnai - 103000038 - Scale Cutter Water Conditioning System - For All Rinnai Ultra, Luxury and Value Series Tankless Water Heaters
13% Buy This
$149.00
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
In-Stock
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
$159.00
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
In-Stock
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
$24.50
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
In-Stock
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
Noritz - SS-HB-1 - Water Treatment - For All Noritz Models except NC380
$164.68
Was 
$179.00
SAVE $14.32
Factory-Direct
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
Noritz - SS-HB-2 - Water Treatment (requires 2 units) - For NC380 units
$192.28
Was 
$209.00
SAVE $16.72
Factory-Direct
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
$330.28
Was 
$359.00
SAVE $28.72
Only 1 In-Stock
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Free Shipping
Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
$55.00
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
In-Stock
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Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
$494.96
Was 
$538.00
SAVE $43.04
Only 1 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Freight Icon
Subscription Eligible
Learn More *This product is Subscription Eligible and can be set up to auto-deliver filters to your home at a discounted price. You select the filter quality, delivery frequency, and quantity.
Rinnai
Rinnai - 103000039 - Scale Cutter Water Conditioning System Replacement Filter - For All Rinnai Ultra, Luxury and Value Series Tankless Water Heaters
$110.50
In-Stock