Vaillant 20170509 20170509

Expansion-set STR. HK (pump, mixer) for VSC/VCC/ VSCS 4-5 High-efficiency pump, check valve, insulated connecting pipes (copper) with connection G3/4, seals as an addition to order no.: 0020170507 for installation in VSC, VCC, VSC S 4-5 Note: Mounting kit for unregulated heating circuit Order no.: 0020170507 must be available. Only VSC S 4-5: When installing the installation kit for drinking water expansion tank (order no. 0020180979) the installation kit for an unregulated heating circuit cannot be used!

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