Non-potable hydronic heating expansion tanks

HWB-80LV

The HeatWave™ Tank 80 liter / 21.13 gallon vertical model is built for demanding closed-loop heating systems requiring reliable fluid expansion management. It features a high-grade butyl diaphragm, patented chromed steel water connection, and a brass air valve with O-ring sealing for leak-free, long-lasting operation.

Coated in a durable Gray dual-layer polyurethane finish, this vertical tank is resistant to corrosion, making it suitable for a wide range of environments. Supporting pressures up to 1.5 bar / 22 psi, it is perfect for large-scale radiant heating circuits and glycol-based systems. The 0.75" BSPT (c/w NPT) connection simplifies installation.

  • Closed loop heating circuits
  • Hydronic heating circuits

MODEL NUMBER: HWB-80LV

Temp Max: 99°C / 210.2°F

Pressure Pre-charge bar: 1.5 bar / 22 psi

Nominal Volume: 80 Liter / 21.13 Gallon

Connection: 0.75" BSPT (M)

Color: Gray

Pressure Max: 6 bar / 87 psi

Diameter: 38.9 cm / 15.3 in

Features & Benefits

  • Leak-free O-ring sealed air valve
  • Dual layer polyurethane paint finish
  • High-grade butyl diaphragm design
  • Patented chromed steel water connection
  • Maintenance-free
  • Comprehensive testing

Product Certifications

Downloads

SELL SHEET HEATWAVE EN

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HWB-100LV

Water Movement: Non-Potable Hot Water Expansion Tanks


Model number: HWB-100LV
HeatWave Tank - 100 liter / 26.42 gallon vertical, 1.5 bar / 22 psi, 1" BSPP connection, Gray finish. Built for large closed-loop systems.

TEMP MAX: 99°C / 210.2°F

PRESSURE PRE-CHARGE BAR: 1.5 bar / 22 psi

NOMINAL VOLUME: 100 Liter / 26.42 Gallon

CONNECTION: 1" BSPP (F)

COLOR: Gray

PRESSURE MAX: 6 bar / 87 psi

DIAMETER: 43 cm / 16.9 in

HWB-130LV

Water Movement: Non-Potable Hot Water Expansion Tanks


Model number: HWB-130LV
HeatWave Tank - 130 liter / 34.34 gallon vertical, 1.5 bar / 22 psi, 1" BSPP connection, Gray finish. Heavy-duty for large-scale hydronic systems.

TEMP MAX: 99°C / 210.2°F

PRESSURE PRE-CHARGE BAR: 1.5 bar / 22 psi

NOMINAL VOLUME: 130 Liter / 34.34 Gallon

CONNECTION: 1" BSPP (F)

COLOR: Gray

PRESSURE MAX: 6 bar / 87 psi

DIAMETER: 43 cm / 16.9 in