PT-4.0 – 4-Stage Certified 36 GPD Reverse Osmosis System

PT-4.0 – 4-Stage Certified 36 GPD Reverse Osmosis System

The PT-4.0 is a certified 4-stage residential reverse osmosis system designed to deliver clean, great-tasting drinking water directly from your tap. Rated at 36 gallons per day (GPD), this compact under-sink system provides reliable multi-stage filtration for homes seeking dependable water purification.

Overview

The PT-4.0 uses a traditional 4-stage filtration process that combines sediment filtration, carbon filtration, and reverse osmosis membrane technology to reduce contaminants, chlorine, taste, and odor.

Ideal for residential kitchen installations, this system includes a 4-gallon storage tank and all necessary installation hardware. Its standard 2.5” × 10” vertical filter housings allow for simple servicing and long-term maintenance.

Filtration Stages

• Stage 1: 5-Micron Sediment Filter – Removes dirt, rust, and suspended solids.
• Stage 2: Carbon Block Filter – Reduces chlorine, taste, and odor.
• Stage 3: 36 GPD TFC RO Membrane – Reduces dissolved solids and a wide range of contaminants.
• Stage 4: Inline Post Carbon Filter – Final polishing stage for improved taste.

System Specifications

• Production Capacity: 36 Gallons Per Day (GPD)
• Membrane Type: TFC Reverse Osmosis
• Filter Housing Size: 2.5” × 10” standard housings
• Tank Size: 4-Gallon Storage Tank
• Connections: 1/4” Jaco compression fittings
• Installation Hardware: Included

Maintenance

• Replacement Filter Kit: FK-100 (for annual pre/post filter replacement)
• Replacement Membrane: MA-4202 (36 GPD)
• Recommended Filter Replacement: Every 6–12 months
• Membrane Replacement: Typically every 2–3 years depending on water quality

Ideal For

• Residential under-sink installations
• Homes seeking improved taste and odor reduction
• Municipal water supplies with chlorine present
  

📄 Download PT-4.0 Manual