Description Manuals Videos Articles Clemco 02318 - 4 Pop-up Valve Umbrella, Bolt-on Model 1642, 1648, 2443 & 2452 Item # 22 What Size Do I Need For My Blast Machine? Sandblasting and the Importance of Surface Profiles Related Parts (4) Parts Included (4) Clemco Model 1642 Pot Only #21054 $0.00 827 Clemco Model 1648 with FSV, Pot Only, 1 inch… #00884 $2,926.20 828 Clemco Model 2443 LoPot, Pot Only, 1 inch Pip… #05628 $3,500.15 830 Clemco Model 2452 with FSV, Pot Only, 1 inch … #00887 $3,500.15 832 Customers Also Viewed Clemco Pop-up Valve with external sleeve, 4 i… #03699 $113.69 Clemco Pop-up Valve Seat, Rubber 4 inch I.D. … #02325 $23.21 Clemco Pop-Up Valve Seat, Neoprene 4 inch I.D… #02380 $29.27