Vaillant Sustain 24 28 34 Boiler Expansion Vessel (8L) + PRV- MPN 0020237676

Part Number: 0020237676. Vaillant Expansion Vessel (8L). It includes Pressure Relief Valve (PRV). 1 x Pressure Relief Valve (PRV). 1 xVaillant Expansion Vessel (8L). Sustain 825 – GC No. 47-044-71. Sustain 830 – GC No. 47-044-72.

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