Sustainable Underground Water Storage Solutions
Sustainability & LEED Support
Many PureRain products support LEED v4/v4.1 credits including:
Sustainable Sites:
Heat island reduction and open space credits through permeable surfaces like GrassLok™ and RocLok™M.
Water Efficiency:
Water use reduction and rainwater management via ReservGuard™, DeepGuard™, and SeepGuard™.
Materials & Resources:
Recycled content and waste management support with Earth-Xpand™ and RoadCore™.
We provide the documentation and technical support needed to align our products with your LEED certification goals.
Why Engineers Choose PureRain:
Exceeds H-25 load rating requirements and meets NFPA standardsModular, scalable systems designed for infrastructure longevityProven field performance across stormwater, fire protection, and soil stabilizationFull technical support including CAD files, specs, and LEED documentation.
We're ready to assist your design and specification process.
PureRain Tanks Engineered Solutions for Stormwater & Infrastructure
At PureRain Tanks, we provide engineered infrastructure solutions designed to meet the exacting standards of civil engineers and site developers. Our product lines support everything from underground stormwater and fire water storage to soil stabilization and load-bearing paving. We begin with our Geo-Tank™ series, a modular platform engineered for reliable water management and fire protection, then extend to our proven soil reinforcement and surface stabilization systems.
Geo-Tank™ Series
"Underground Storage. Aboveground Confidence."
A comprehensive underground storage system tailored for stormwater detention, fire water reserve, and controlled infiltration.SurgeGuard™
"Catch the Surge. Release with Control."
Engineered to temporarily hold and discharge excess rainwater runoff, mitigating flood risks.ReservGuard™
"Reserve Smart. Reuse Smarter."
Stores non-potable water for irrigation, toilet flushing, and graywater applications, promoting sustainable water reuse.DeepGuard™
"Fire Protection Starts Below."
Designed specifically for underground fire water storage, compliant with NFPA standards, ensuring reliable fire suppression reserves.SeepGuard™
"Controlled Infiltration. Complete Confidence."
Facilitates engineered infiltration to support groundwater recharge and stormwater management objectives.
"Visionary leaders don’t just weather the storm-they build through it.
Its strength lies in the unseen-the quiet choices where principle becomes legacy."
RoadCore™
"Where the World Puts Its Weight™"
A high-performance geogrid system engineered to reinforce roads, railways, bridge abutments, and retaining walls, providing enhanced load transfer and settlement control.
Road LoСТ
Ballast retention and structural wall reinforcement
GridX™M
High-tensile mesh for extreme load-bearing capacity
RoadX™
Lightweight geogrid designed for fast municipal and county installations
Earth-Xpand™
"Change Your Future. Build Beyond Limits."
A cellular confinement system that reinforces unstable soils, improves slope stability, and reduces compaction requirements-ideal for challenging terrain and erosion-prone sites.RocLok™
"Built for the Big Rigs. Rated to Handle 90,000 lbs."
An engineered rock paver system that secures aggregate in place for heavy-duty traffic areas, fire lanes, and emergency access roads.GrassLok™
"Tough Enough for Construction. Gentle Enough for Growth."
A reinforced grass paver system that supports vehicular loads while preserving natural vegetation, ideal for sustainable green infrastructure applications.
PureRain Tanks
Our Geo Tank Product Line
SurgeGuard™
Temporarily hold to discharge excess rainwater runoff underground
"Built to Take the Surge. Engineered to Last." (Detention System)
ReservGuard™
Stores Non-potable Water For Irrigation, Toilet Flushing.
"Built Like a Fortress. Ready Like a Soldier." (Retention System)
DeepGuard™
Designed For Fire Retention Storm Water Storage
"Fire Protection Starts Below." (Underground Fire Reserve)
SeepGuard™
Controlled Infiltration. Complete Confidence.
"Let the Earth Handle It."(Retention System)
GrassLok™
"GrassLok ™..
PureRain Tanks Grass & Rock Pavers
the intersection of engineered strength... and natural growth.
It's not just a grass paver. It's a solution built to withstand heavy civil loads...
while supporting healthy, sustainable vegetation.
Designed to meet rigorous infrastructure demands...yet gentle enough to let nature thrive.
GrassLok ™ holds the ground...so your projects can stand strong -and green.
When durability meets ecology, that's GrassLok TM"
Project Solution Capability
Warranty: 15 and 20 years
Model Number: GL-Z01
Size: 21"x 18" 16" x 16"
Up-to: 3" tall
Product name: GrassLok TM
Color: Black, Green
Functions: strengthen soil, protect turf, etc
Material: HDPE
Height: 35/50/70mm
Application: Parking lots,Lawn,garden, Fire Access
Load-Bearing: 40ton, 50ton, 80ton
RocLok TM
Built for the weight of a fire truck, and the pressure of the real world.
Designed to handle over 85,000 lbs without flinching... and still let water flow through like it's a river.
It doesn't crack. It doesn't shift.... And it damn sure doesn't back down-RocLok. TMWhen the fire lane needs to be more than just code-compliant... it needs to be unshakable.
Project Solution Capability
Warranty: 15 and 20 years
Model Number: GL-Z01
Size: 21"x 18" 16" x 16"
Up-to: 3" tall
Product name: GrassLok TM
Color: Black, Green
Functions: strengthen soil, protect turf, etc
Material: HDPE
Height: 35/50/70mm
Application: Parking lots,Lawn,garden, Fire Access
Load-Bearing: 40ton, 50ton, 80ton
Earth-Xpand TM
"Change your future. Build beyond limits."
Earth-Xpand™ is a high-performance cellular confinement system engineered to stabilize and reinforce soil-turning challenging, unstable terrain into strong, buildable ground. Ideal for steep slopes, retaining walls, and irregular sites, Earth-Xpand™ expands the earth's potential while providing lasting strength and erosion control. Change your future.
Build beyond limits.
Project Solution Capability
Warranty: 15 and 20 years
Model Number: GL-Z01
Size: 21"x 18" 16" x 16"
Up-to: 3" tall
Product name: GrassLok TM
Color: Black, Green
Functions: strengthen soil, protect turf, etc
Material: HDPE
Height: 35/50/70mm
Application: Parking Lots, Lawn, Garden, Fire Access
Load-Bearing: 40 ton, 50 ton, 80 ton
RoadCore TM
"Where the World Puts Its WeightTM"
RoadCore™ is a next-generation geogrid reinforcement system engineered to stabilize the most demanding infrastructure environments - from railways and highways to bridge abutments and retaining walls. Designed to meet modern civil engineering standards with unmatched strength and durability, RoadCore™M is where critical infrastructure begins... and where the world puts its weight.
The RoadCore™ Lineup
RoadLoCTM For ballast retention, retaining walls, and bridge abutments. Locks in load-bearing materials under intense stress - ideal for rail beds, wall structures, and areas prone to settlement or vibration.
GridX™M The high-tensile performance platform powering every RoadCore™M system An engineered geogrid layer that delivers maximum strength, load distribution, and soil interaction under extreme conditions.
RoadX™M Lightweight highway-grade system for fast installs and tight turnarounds Designed for rapid deployment and high performance in municipal, county, and fast-paced civil road projects.