HUM Water in/out Valve Calcite Filter 1 Cubic Foot
HUM Water in/out Valve Calcite Filter 1 Cubic Foot
Part Number:
Raise the pH of acidic water and protect your plumbing with this low-maintenance calcite neutralizing filter—no power or drain required for simple, effective performance.
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The HUM Water In/Out Valve Calcite Filter 1 Cubic Foot is a simple and effective whole-home acid neutralizing system designed to help raise the pH of acidic water and reduce the corrosive effects low-pH water can have on plumbing, fixtures, and appliances.
Using natural calcite media, this low-maintenance system helps stabilize water chemistry while operating without electricity or a drain connection, making it an ideal solution for residential well water applications.
Key Features
• Helps neutralize acidic water and raise pH
• 1.0 cubic foot of calcite media
• Helps reduce corrosive water conditions
• Protects plumbing fixtures and appliances
• No electricity required
• No drain connection required
• Simple in/out valve design
• Low-maintenance whole-home filtration system
Helps Protect Plumbing & Fixtures
Acidic water can contribute to:
• Pipe corrosion
• Blue-green staining
• Metallic taste
• Pinhole leaks
• Premature appliance and fixture wear
This calcite neutralizing filter helps raise water pH naturally to reduce corrosive effects throughout the home.
Natural Calcite Neutralization
The calcite media slowly dissolves into the water supply to help balance water chemistry and stabilize pH levels without chemicals or complicated controls.
Simple Non-Electric Operation
This system operates passively using normal household water flow and does not require:
• Electrical power
• Drain connections
• Electronic controls
This helps simplify installation and reduce maintenance requirements.
Ideal Applications
• Residential well water systems
• Homes with acidic water conditions
• Pretreatment before additional filtration equipment
• Plumbing protection applications
Specifications
• Product Number: WD CFN10
• System Type: Whole House Acid Neutralizing Filter
• Media Volume: 1.0 Cubic Foot
• Media Type: Calcite
• Application: Raising pH of acidic water
• Power Requirement: None
• Drain Connection Required: No

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We’re a small team of water filtration specialists who care about doing things the right way.
Every product on our site has been chosen because it works, not because it’s trendy or pushed by a supplier.
If you ever need help, you’ll talk to someone who actually understands water systems and wants to make this easier for you.
FAQs
How do I cancel or edit an order?
How do I cancel or edit an order?
Unfortunately, we cannot cancel orders due to a change of mind. However, we understand that mistakes happen. If you need to edit your order information, such as the delivery address or contact number, please contact our customer service as soon as possible.
Here’s what you can do:
- Contact our customer service via email address, or Live Chat.
- Have your order number ready when contacting customer service.
- We cannot guarantee changes to orders after 24 hours of placement. This is because orders may be processed once received
How can I track my order?
How can I track my order?
You can track your order by checking the shipping confirmation email, which contains a tracking number and a link to the courier's website. Alternatively, log in to your account on our website, navigate to "My Orders," and click on the tracking link provided for your order.
What if there is a problem with my order?
What if there is a problem with my order?
If there is an issue with your order, please contact our customer service team as soon as possible. You can reach us via email, phone, or through the contact form on our website. Provide your order number and a brief description of the problem so we can assist you quickly.
I didn't receive all off my order?
I didn't receive all off my order?
If part of your order is missing, please check the shipping confirmation email to see if the items were sent separately. If all items should have arrived together or if you have concerns, contact our customer service team with your order number. We’ll investigate and resolve the issue promptly.

