When listing valves, fittings & clamps on Facebook Marketplace, selecting the correct category is essential for visibility. The recommended path is Tools & home improvement → Plumbing & fixtures → Valves, fittings & clamps.
This category placement ensures your listing appears in relevant searches and category browsing, helping potential buyers find your valves, fittings & clamps quickly. Using the correct category also improves your listing's performance in Facebook's recommendation algorithm.