Boiler expansion vessel

Expansion vessels and micro-accumulators for boilers compatible with Saunier Duval (Isofast, Isomax) and other brands, plus pumps and bottles to recharge the vessel to the correct pressure. If the boiler pressure rises and falls a lot or the safety valve drips, the expansion vessel has probably lost its charge.

Not sure which part you need? Message us on WhatsApp at +34 646 05 83 83 with the brand, model or part number of your appliance. Shipped from our warehouse in Spain.