The Pebble Top Main Drain Cover (PTD-CLR) is an 8" or 10" VGB-compliant clear ABS drain cover for pool floors or walls. Its fillable lid blends with plaster, aggregate, or tile, ensuring a seamless finish. With a wide base ring and gradual slope, it fits most sumps, reduces cleaner hang-ups, and offers high flow rates.Specs: 8" or 10" diameter; ABS; 2"/3" pipe: 112/144 GPM floor, 76/100 GPM wall; meets VGB, ANSI/APSP-16, NSF/ANSI 50 standards.Compatible with most major brand sumps; suits single or multiple drain setups, per Color Match Pool Fittings specs.Installation: Apply pool finish to lid, secure with 4 Phillips screws (included); tools: screwdriver; replace every 5 years.Features: UV-resistant; blends seamlessly; wide base ensures universal fit, safety compliance.