Cart Pressure Testing & Accessories Here you can find test caps, test plugs and other pressure testing tools. Showing all 2 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 4″ Flexible Cap (Cast Iron, PVC, ABS) $3.95 Add to cart 4″ Flexible Cap w/ Hose Bib (Cast Iron, PVC, ABS) $18.79 Add to cart