The Mainsboost MB 450SV features a nominal vessel size of 450 litres and a pressurised water holding capacity of approximately 248 litres.Available in single, twin and triple vessel options, each unit is supplied with a comprehensive Upstream Line-In Kit (ULK) featuring 22 mm or 28 mm pipe diameter fittings.Constructed from an epoxy coated steel body and a highly durable virgin butyl diaphragm, all Mainsboost vessels are WRAS Approved and come with a 5 year guarantee..
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