Rainwater Harvesting & Filtration

Plumbing• Guanacaste & Nicoya Peninsula

Roof collection, first-flush diversion, subterranean storage cisterns, and multi-stage UV purification for water self-sufficiency.

Engineering Specifications & Guarantee

Built & Certified for Extreme Pacific Exposure

Precision-engineered to exceed ASTM, CFIA, and Costa Rican seismic codes, withstanding Guanacaste salt air, intense UV exposure, and hurricane-velocity winds.

US Standard Assurance

US-Standard 100% Accountability Guarantee

Guaranteed cistern structural integrity, pump performance, and purified water output.

Verified Coastal Protection Tier
🛡️10-Year Tank & System Warranty
✓ASTM & CFIA Code Compliant
Specs & Warranty Schedule→
Storage Tanks
Underground Poly / Concrete Cisterns
Pre-Filtration
Vortex Roof Gutter Filters & First-Flush Diverters
Purification
5-Micron Sediment + Carbon + 55W UV Sterilizer
Pump System
Variable Frequency Drive (VFD) Submersible Pump

Core Capabilities & Features

✓
Reduces municipal water reliance by up to 80-100% in rainy season
✓
First-flush diverter removes roof dust before entering tanks
✓
Provides high-pressure purified drinking water to all taps
✓
VFD pump system provides steady household water pressure

Execution Process

01

Yield Calculation

Sizing cistern volume based on roof square footage.

02

Cistern Excavation

Installing subterranean storage tank with backfill.

03

Roof Piping

Routing downspouts through vortex filters.

04

Purification Setup

Connecting multi-stage filtration manifold.

Frequently Asked Questions

Is harvested rainwater safe to drink?

Yes. Our 4-stage treatment process (sediment filtration, carbon polishing, and UV sterilization) exceeds WHO drinking water guidelines.

WhatsApp Direct Desk

Guanacaste Pacifico Construction

Direct Line: +506 6473-2556

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Guanacaste Pacifico Construction

Direct Line: +506 6473-2556