Cart Riser Clamps Riser clamps are supports on vertical riser pipe runs between floors of a building Showing all 4 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low 1-1/2″ IP Galvanized Riser Clamp $7.72 Add to cart 2″ IP Galvanized Riser Clamp $8.01 Add to cart 3″ IP Galvanized Riser Clamp $12.54 Add to cart 4″ IP Galvanized Riser Clamp $16.69 Add to cart