
Powerful, Long-Lasting Filtration for Cleaner Water Throughout Your Home
The Crystal Quest Guardian Series Whole-House Water Filtration System is designed to improve quality of your home’s water affects everything—from the water you drink and cook with to the water used in your showers, laundry, and appliances. When water contains chlorine, chemicals, sediment, and other contaminants, it can impact taste, odor, and everyday comfort. Engineered for durability and performance, the system can filter up to 1,000,000 gallons of water, providing long-term filtration with minimal maintenance.
Advanced Multi-Stage Filtration
Stage 1 – Premium Activated Carbon Filtration
Water flows through two types of coconut shell Granulated Activated Carbon (GAC) — Premium and Catalytic carbon media. These filters help reduce contaminants such as:
- Chlorine and chloramines
- Heavy metals such as lead and mercury
- Herbicides and pesticides
- Petroleum and pharmaceutical byproducts
- Chemical compounds that affect taste and odor
Stage 2 – Eagle Redox Alloy® Protection
The carbon filtration media is infused with Eagle Redox Alloy® 6500, which helps inhibit the potential growth of bacteria and algae within the filtration bed, supporting long-term system performance.
Stage 3 – Carbon Block Polishing Filter
Water then passes through a 10-inch carbon block cartridge, which helps reduce volatile organic compounds (VOCs) such as industrial solvents, cleaners, paints, and other chemical residues that may remain in the water.
Designed for Long-Term Performance
The Guardian system uses a large filtration tank filled with high-capacity carbon media, allowing it to treat a significant volume of water before replacement is needed.
- Up to 1,000,000 gallons of filtration capacity
- Media replacement typically required only every 5–10 years
-
No electricity required for operation
When the filtration media eventually needs replacement, you simply replace the media inside the tank. There is no need to replace the entire system or modify plumbing.
Choosing the Right Capacity for Your Home
Filtration capacity is typically selected based on the size of your home and the number of bathrooms.
-
1,000,000 gallon capacity – suitable for homes with 1–3 bathrooms
-
1,500,000 gallon capacity – suitable for homes with 2–4 bathrooms
Selecting the proper capacity ensures consistent filtration performance even during high water usage.
Benefits of Whole-Home Filtration
- Better tasting drinking water
- Cleaner, clearer ice cubes
- Improved flavor in coffee, tea, and meals
- Reduced chlorine odor in sinks and showers
- Cleaner water for cooking, baby formula, and soups
- Reliable filtered water for pets, plants, and aquariums
Filtered water can also be used throughout the home for:
- Laundry and cleaning
- Humidifiers and steam irons
- Kitchen and bathroom use
How the Guardian System Differs from Others?
Many basic filtration systems rely on a single filter stage and require frequent cartridge replacements. The Guardian system is engineered to provide higher filtration capacity and longer lifespan using a large media tank and multi-stage purification process.
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Large-capacity filtration media for longer filter life
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Multi-stage contaminant reduction rather than single-filter treatment
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Minimal maintenance compared to cartridge-based systems
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No electricity required for normal operation
The Crystal Quest Guardian Series Whole House Water Filtration System is designed for homeowners who want dependable whole-home filtration with minimal maintenance.
Best for:
• Homes looking for an affordable whole-house filtration solution
• Reducing chlorine, chemicals, and heavy metals
• Improving taste and smell of household water
• Homeowners who want long filter life with minimal upkeep
Optional Salt-Free Water Conditioning
For homes with hard water, the Guardian system can be paired with an optional salt-free water conditioner.
This technology helps prevent scale buildup by neutralizing hardness minerals instead of removing them. The minerals remain in the water but are unable to attach to plumbing surfaces, pipes, or appliances.
Benefits include:
- Reduced scale buildup in plumbing and appliances
- No salt or brine tank required
- No backwashing or wastewater
- Lower maintenance compared to traditional softeners
Optional System Upgrades
The Guardian system can be customized with several optional upgrades for enhanced water protection.
Helps neutralize microorganisms such as bacteria, viruses, algae, and protozoa without the use of chemicals.
Uses ozone technology to improve water oxidation and enhance overall purification performance.
Specifications
| Home Water Usage |
1-3 Bathrooms |
2-4 Bathrooms |
| Filter Media Volume |
1.5 cubic feet |
2.0 cubic feet |
| Capacity (gallons) |
1,000,000
|
1,500,000
|
| Service Flow (GPM) |
9-11 |
10-13 |
| Tank Dimensions |
10" x 54" |
12" x 52" |
| Material |
Fiberglass |
Fiberglass |
| Backwash |
Upflow |
Upflow |
Replacement Media
Replacement Cartridges
| Product Name |
SKU |
| Carbon Block Cartridge (5"x10") |
CQE-RC-04035 |
Product Manual
Whole House Manual
Guaranteed Performance
Crystal Quest One-Year Limited Warranty
CRYSTAL QUEST® warrants your CRYSTAL QUEST® Water Filter Systems for one year from the date of purchase (except filter cartridges and UV bulbs ) against all defects in materials and workmanship, when used in compliance with the Use and Care Manual. CRYSTAL QUEST® disclaims all implied warranties, including without limitation, warranties of merchantability and fitness for a particular purpose. If for any reason the product proves to be defective within one year from the date of purchase the customer would be responsible for all shipping charges and the unit should be shipped to CRYSTAL QUEST®. The entire system will be repaired or replaced without charge for the repairs or replacement. Please package your CRYSTAL QUEST® unit carefully to avoid damage in transit. This warranty gives you specific legal rights, and you may have other legal rights which vary from state to state. CRYSTAL QUEST® assumes no responsibility for incidental or consequential damages; for damages arising out of the misuse of the product or the use of any unauthorized attachment. Some states do not allow the exclusion or limitation of implied warranties or incidental or consequential damages, so the above limitations or exclusion may not apply to you.
*Refunds of Crystal Quest products will be issued in the form of a Crystal Quest gift card.