llave llenado caldera vaillant vcw vm 1 junta puerta NOT SUITABLE FOR ALL MODELS

NOT SUITABLE FOR ALL MODELS OF THE BRAND

verify that the thermostat code or the exact model of your water heater matches this replacement part to ensure compatibility and avoid returns

The gasket wears due to heat

93301326601 KS 228-3 IB NOVAMATIC

llave llenado caldera vaillant vcw vm 1 junta puerta NOT SUITABLE FOR ALL MODELSThe filling key for Vaillant boiler models VCW and VM is an essential component that allows precise and safe refilling of the boiler's water circuit. This valve facilitates the supply of water to the heating system when the pressure is insufficient, ensuring proper operation and preventing damage due to lack of water. What problem does this replacement part solve? Inability to fill the boiler's water circuit. Constant pressure loss in the boiler that