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Watts Catalogue

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EXPANSION VESSELS<br />

EXPANSION VESSELS FOR HEATING SYSTEMS<br />

EXTRAVAREM LR<br />

Expansion vessel with fixed membrane for central heating and boiler systems.<br />

Carbon steel body with red epoxy polyester paint finish, carbon steel flange.<br />

Max. system temperature – 99ºC.<br />

Max. pressure of vessel – 5 bar.<br />

Connection – ¾”<br />

Precharged to 1.5 bar.<br />

41<br />

Part Number Capacity litre Height mm Diameter mm<br />

VEX5 5 320 160<br />

VEX8 8 330 200<br />

VEX12 12 315 270<br />

VEX18 18 420 270<br />

VEX25 25 450 290<br />

VEX40 40 582 320<br />

STARVAREM LR<br />

Expansion vessel with feet and diaphragm membrane for central heating and boiler systems.<br />

Carbon steel body with red epoxy polyester paint finish, carbon steel flange.<br />

Max. system temperature – 99ºC.<br />

Max. pressure of vessel – 6 bar.<br />

Connection – ¾”<br />

Precharged to 1.5 bar.<br />

Part Number Capacity litre Height mm Diameter mm<br />

VST35F 35 392 380<br />

VST50F 50 485 380<br />

VST80F 80 692 450<br />

VST100F 100 763 450<br />

MAXIVAREM LR<br />

Expansion vessel with replaceable membrane for central heating and boiler systems.<br />

Carbon steel body with red epoxy polyester paint finish, carbon steel flange.<br />

Max. system temperature – 99ºC.<br />

Max. pressure of vessel – 6 bar.<br />

Connection – 60-100 Ltr 1” Larger Sizes 1½”<br />

Precharged to 1.5 bar.<br />

Part Number Capacity litre Height mm Diameter mm<br />

VMA60 60 550 380<br />

VMA80 80 735 450<br />

VMA100 100 790 450<br />

VMA150 150 800 550<br />

VMA200 200 1080 550<br />

VMA250 250 984 630<br />

VMA300 300 1177 630<br />

VMA400 400 1540 630<br />

VMA500 500 1283 780<br />

VMA600 600 1340 780<br />

VMA700 700 1685 780

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