For sale: used, clean, and fully working. DPCV DIFF600001 Reliance 3/4" Differential Pressure Control Valve, DN15 (1/2"), 20–40 kPa. Comes complete with the impulse tube and 1/4" × 1/16" adapter fitting. RRP when new: approximately £250–£350. Please see the photos and verify compatibility before purchase.
