Potable Water Expansion Vessels

Categories Expansion Tanks, HVAC Products

Potable Water Expansion Vessels

Potable Water Expansion Vessels for large systems. Through-flow design, replaceable bladder, 60-3000L capacities. DVGW certified, DIN 1988 compliant.

Product Description

Key Features & Benefits

Large System Specialist
Designed for commercial and industrial potable water systems Suitable for large-scale installations requiring stable and reliable water pressure control.
Through-Flow Design
Maintains water circulation to prevent stagnation Helps preserve water freshness and supports hygienic system operation.
Enhanced Hygiene
Complies with strict DIN 1988 drinking water standards Ensures safe operation for potable water applications with high hygiene requirements.
Replaceable Bladder
Easy maintenance with replaceable diaphragm Simplifies servicing and extends vessel operational lifespan.
Connection Flexibility
Multiple connection options (Rp, DN) for various systems Allows easy integration with different piping configurations and installation requirements.

Technical Specifications

Capacity Range

60 to 3000+ liters (89 models)

Pressure Options

10 bar & 16 bar versions available

Connection Types

Rp threads (≤500L) & DN flanges (≥500L)

Color

Green epoxy coating (potable water standard)

Diaphragm

Butyl, replaceable, W270 & KTW-C compliant

Temperature

Cold water only, max 70°C

Installation & Configuration

Flowjet Included

Built-in flow fitting with shut-off and drain

Duo Flange Option

Dual flange connections for larger models (DN50+)

Easy Maintenance

Replaceable bladder simplifies servicing

Rupture Detection

Optional membrane rupture detector sleeve

Pressure Monitoring

Protected pressure gauge and valve