Trusted by families across America
Trusted by families across America
Trusted by families across America
Clean water for every tap in your home
Clean water for every tap in your home
Clean water for every tap in your home
SHIELD whole-home filtration removes lead, PFAS, chloramine, and other proven health hazards - independently certified, professionally installed, always working.
SHIELD whole-home filtration removes lead, PFAS, chloramine, and other proven health hazards - independently certified, professionally installed, always working.
The water problem is real
The water problem is real
Your family deserves to know what they're drinking.
Your family deserves to know what they're drinking.
Most municipal water leaves the treatment plant clean. However, lead service lines, aging pipes, and chemical residuals can affect what actually comes out of your tap. The facts are sobering, but SHIELD has you covered.
Most municipal water leaves the treatment plant clean. However, lead service lines, aging pipes, and chemical residuals can affect what actually comes out of your tap.
The facts are sobering, but SHIELD has you covered.
85%
U.S. homes affected by hard water damage to pipes and appliances
Source: USGS
0
Safe levels of lead exposure for children - none, according to the CDC
Source: CDC
10 Million
Homes still served by lead service lines across the U.S.
Source: EPA DWINSA
18 Million+
Americans in communities where water systems violate federal law
Source: NRDC /EPA
The water problem is real
Your family deserves to know what they're drinking.
Most municipal water leaves the treatment plant clean. However, lead service lines, aging pipes, and chemical residuals can affect what actually comes out of your tap.
The facts are sobering, but SHIELD has you covered.
85%
U.S. homes affected by hard water damage to pipes and appliances
Source: USGS
0
Safe levels of lead exposure for children - none, according to the CDC
Source: CDC
10 Million
Homes still served by lead service lines across the U.S.
Source: EPA DWINSA
18 Million+
Americans in communities where water systems violate federal law
Source: NRDC /EPA
What SHIELD protects against
What SHIELD protects against
Whole-home protection, from every source.
Whole-home protection, from every source.
Whole-home protection, from every source.
Lead & Heavy Metals
Lead & Heavy Metals
✓ NSF/ANSI 53 certified · PALADIN
✓ NSF/ANSI 53 certified · PALADIN
SHIELD PALADIN removes soluble and particulate lead from your water supply before it reaches any tap, shower, or appliance in your home. No level of lead is safe for children.
SHIELD PALADIN removes soluble and particulate lead from your water supply before it reaches any tap, shower, or appliance in your home. No level of lead is safe for children.
PFAS/PFOA/PFOS
(Forever Chemicals)
PFAS/PFOA/PFOS
(Forever Chemicals)
PFAS/PFOA/PFOS
(Forever Chemicals)
✓ NSF/ANSI 473 certified · PALADIN
✓ NSF/ANSI 473 certified · PALADIN
SHIELD PALADIN removes forever chemicals from nonstick cookware, food packaging, and stain-resistant products. They don't break down in the environment or your body.
SHIELD PALADIN removes forever chemicals from nonstick cookware, food packaging, and stain-resistant products. They don’t break down in the environment or your body.
Chlorine & Chloramine
Chlorine & Chloramine
✓ >99.95% reduction · GUARDIAN & PALADIN
✓ >99.95% reduction · GUARDIAN & PALADIN
Added by utilities to kill bacteria, chlorine and chloramine affect taste, odor, and health - especially through shower inhalation. SHIELD removes both at the water entry point.
Added by utilities to kill bacteria, chlorine and chloramine affect taste, odor, and health - especially through shower inhalation. SHIELD removes both at the water entry point.
Scale & Corrosion Control
Scale & Corrosion Control
✓ NSF 60 certified · SCALE CONTROL
✓ NSF 60 certified · SCALE CONTROL
SHIELD SCALE CONTROL inhibits calcium carbonate scale formation and protects your pipes, water heater, and appliances with a protective phosphate layer.
SHIELD SCALE CONTROL inhibits calcium carbonate scale formation and protects your pipes, water heater, and appliances with a protective phosphate layer.
Homes protected nationwide
Homes protected nationwide
Trusted by People like You
Trusted by People like You
Trusted by People like You
“The scale buildup was destroying our water heater and our faucets. SHIELD’s Scale Control system stopped the hard water issues in their tracks. Thank you, Crusader!”
Park City, UT
Elena M.
“The scale buildup was destroying our water heater and our faucets. SHIELD’s Scale Control system stopped the hard water issues in their tracks. Thank you, Crusader!”
Park City, UT
Elena M.
"We had no idea how much lead was in our old pipes until we had our water tested. Since we had our SHIELD system installed, our kids drink from every tap without worry."
Flint, MI
Marcus B.
"We had no idea how much lead was in our old pipes until we had our water tested. Since we had our SHIELD system installed, our kids drink from every tap without worry."
Flint, MI
Marcus B.
"
We installed SHIELD GUARDIAN when our daughter started crawling. Having filtered water at every fixture removed a real concern from an already busy period."
Seattle, WA
Naomi C.
"
We installed SHIELD GUARDIAN when our daughter started crawling. Having filtered water at every fixture removed a real concern from an already busy period."Seattle, WA
Naomi C.
"
There was a faint chemical smell to our tap water that we'd simply gotten used to over time. Within a week of installing SHIELD GUARDIAN it was entirely gone."
Dayton, OH
Vivian B.
"
There was a faint chemical smell to our tap water that we'd simply gotten used to over time. Within a week of installing SHIELD GUARDIAN it was entirely gone."Dayton, OH
Vivian B.
"After seeing the news about PFAS in drinking water, we wanted whole-home protection. SHIELD PALADIN was the only system that checked every box."
Austin, TX
Priya S.
"After seeing the news about PFAS in drinking water, we wanted whole-home protection. SHIELD PALADIN was the only system that checked every box."
Austin, TX
Priya S.
"The hard water here is severe and were were replacing appliances annually. SHIELD SCALE CONTROL has been running 2 1/2 years and we've replaced zero appliances."
Santa Barbara, CA
Richard H.
"The hard water here is severe and were were replacing appliances annually. SHIELD SCALE CONTROL has been running 2 1/2 years and we've replaced zero appliances."
Santa Barbara, CA
Richard H.
Infrastructure Protection
Infrastructure Protection
Protect your plumbing from the inside out.
Protect your plumbing from the inside out.
Protect your plumbing from the inside out.
Scale buildup costs homeowners thousands in appliance damage and reduced heating efficiency. SHIELD SCALE CONTROL uses Active Armour technology to stop scale before it forms.
Important: SHIELD SCALE CONTROL controls scale formation. It does not soften water. Calcium and magnesium remain in solution. This product is not a water softener.
SCALE PREVENTION
SCALE PREVENTION
Stops scale before it forms
Inhibits the ability of calcium carbonate to crystallize and bond to pipe walls, heating elements, and appliance surfaces.
Inhibits the ability of calcium carbonate to crystallize and bond to pipe walls, heating elements, and appliance surfaces.
CORROSION PROTECTION
CORROSION PROTECTION
Nano-layer pipe protection
A protective nano-coating forms on pipe interiors and metallic fixtures, inhibiting oxidative corrosion throughout the plumbing system.
A protective nano-coating forms on pipe interiors and metallic fixtures, inhibiting oxidative corrosion throughout the plumbing system.
Not a softener
Not a softener
No salt. No sodium. No waste.
Minerals stay in solution - where they should be. No salt regeneration, no sodium discharge, no maintenance chemicals required.
Minerals stay in solution - where they should be. No salt regeneration, no sodium discharge, no maintenance chemicals required.
HOW YOU GET SHIELD
Simple, professional, done right.
Simple, professional, done right.
Simple, professional,
done right.
1
Find a
Certified Dealer
Search our certified dealer network to find a SHIELD certified professional in your area.
2
Water Assessment
Your dealer assesses your home's water quality and usage to select the right SHIELD system for your needs.
3
Professional
Installation
Your SHIELD system is installed at the main water line. The SHIELD IQ controller and the My Crusader app put you in control of your water.
4
You're Protected
and We Stay in Touch
Clean water from every faucet. App monitoring keeps you informed. Your dealer stays connected.
SHIELD IQ - CONNECT WITH YOUR WATER
Always know your water is clean.
Real-Time Filter Life
Live usage data, not guesswork. SHIELD IQ tracks gallons processed and tells you exactly when to act.
Zero Downtime
Contact your local full-service dealer through the app, or order cartridges conveniently online.
Bluetooth Connectivity
The SHIELD IQ kit connects your Crusader SHIELD iPhone app wirelessly via Bluetooth.
Know when to reorder
Never let your filter expire. SHIELD IQ will tell you when to place a replacement order at the right time.
LEARN ABOUT SHIELD IQ
SHIELD IQ — CONNECT WITH YOUR WATER
Always know your water is clean.
Real-Time Filter Life
Bluetooth Connectivity
Know When to Reorder
Zero Downtime
Live usage data, not guesswork. SHIELD IQ tracks gallons processed and tells you exactly when to act.
Contact your local full-service dealer through the app, or order cartridges conveniently online.
The SHIELD IQ kit connects your Crusader SHIELD iPhone app wirelessly via Bluetooth.
Never let your filter expire. SHIELD IQ will tell you when to place a replacement order at the right time.
SHIELD IQ — CONNECT WITH YOUR WATER
Always know your water is clean.
Real-Time Filter Life
Bluetooth Connectivity
Know When to Reorder
Zero Downtime
Live usage data, not guesswork. SHIELD IQ tracks gallons processed and tells you exactly when to act.
Contact your local full-service dealer through the app, or order cartridges conveniently online.
The SHIELD IQ kit connects your Crusader SHIELD iPhone app wirelessly via Bluetooth.
Never let your filter expire. SHIELD IQ will tell you when to place a replacement order at the right time.
Available Filters
Available Filters
Certified replacement cartridges for every SHIELD system
WHOLE HEALTH PROTECTION
SHIELD PALADIN
• NSF/ANSI 53 - Lead & cyst
• NSF/ANSI P473 - PFOA/PFOS
• IAPMO - Plumbing code
The most complete health protection in the SHIELD lineup. Certified to remove soluble and particulate lead, PFOA, PFOS, Giardia, Cryptosporidium, chlorine, and chloramine at the whole-home entry point.
What it Removes:
Learn More
Lead - Soluble & Particulate
Taste & Odor Improvement
PFOA & PFOS (Forever Chemicals)
Chlorine & Chloramine Reduction
Giardia & Crypto Cysts >99.95%
Carbon block filtration
• NSF/ANSI 61
• CA PROP 65 COMPLIANT
• IAPMO - Plumbing code
SHIELD
GUARDIAN
Advanced carbon block filtration for homes where the priority is taste, odor, chlorine, and chloramine reduction. Two variants matched to your water profile by your certified dealer - chlorine-optimized and chloramine-optimized.
Does not remove lead or PFAS. For homes with documented lead or PFAS risk, your dealer will specify PALADIN.
Learn More
Chlorine Reduction (Guardian 20)
Chloramine Reduction (Guardian 20A)
Taste & Odor Improvement
What it Does:
Active Armour phosphate technology controls scale formation and inhibits corrosion throughout your plumbing system and appliances. Installed in parallel alongside PALADIN or GUARDIAN in hard-water areas.
Learn More
SCALE & CORROSION CONTROL
• NSF/ANSI 60 - Safety Control
• IAPMO - Plumbing code
SHIELD SCALE CONTROL
Inhibits Carbonate Scale Formation
Protective Phosphate Layer on Pipes
No Salt, No Sodium, No Chemicals
What it Does:
Does not soften water. Minerals remain in solution. This is NOT a water softener.
WHOLE HEALTH PROTECTION
SHIELD PALADIN
• NSF/ANSI 53 - Lead & cyst
• NSF/ANSI P473 - PFOA/PFOS
• IAPMO - Plumbing code
Learn More
The most complete health protection in the SHIELD lineup. Certified to remove soluble and particulate lead, PFOA, PFOS, Giardia, Cryptosporidium, chlorine, and chloramine at the whole-home entry point.
Carbon block filtration
• NSF/ANSI 61
• CA PROP 65 COMPLIANT
• IAPMO - Plumbing code
SHIELD
GUARDIAN
Advanced carbon block filtration for homes where the priority is taste, odor, chlorine, and chloramine reduction. Two variants matched to your water profile by your certified dealer - chlorine-optimized and chloramine-optimized.
Does not remove lead or PFAS. For homes with documented lead or PFAS risk, your dealer will specify PALADIN.
Learn More
Active Armour phosphate technology controls scale formation and inhibits corrosion throughout your plumbing system and appliances. Installed in parallel alongside PALADIN or GUARDIAN in hard-water areas.
Learn More
SCALE & CORROSION CONTROL
• NSF/ANSI 60 - Safety Control
• IAPMO - Plumbing code
SHIELD SCALE CONTROL
Does not soften water. Minerals remain in solution. This is NOT a water softener.
Whole-home water defense. Independently certified. Professionally installed.
Always working.
© 2026 Crusader Manufacturing · All rights reserved
Whole-home water defense. Independently certified. Professionally installed.
Always working.
© 2026 Crusader Manufacturing · All rights reserved
Whole-home water defense. Independently certified. Professionally installed.
Always working.
© 2026 Crusader Manufacturing · All rights reserved