Purpose and key benefit Provides fast, reliable underdeck access for maintenance, inspections, and repairs. The screwout Boat Deck Inspection Plate design saves time for owners and crew by allowing quick, toolfriendly opening without removing surrounding fittings. Sizes and compatibility Available in 4 inch, 6 inch, and 8 inch diameters to match a wide range of boat and yacht deck layouts. Choose the size that aligns with your existing access points or installation needs for a clean fit and proper clearance. Material and durability Molded from durable ABS plastic formulated for marine use. The Hatch Cover resists wear and exposure in harsh saltwater environments, delivering dependable performance on extended voyages and during frequent inspections. Finish and appearance Clean white finish that blends with most vessel decks and cabin areas. The neutral surface preserves a professional look while remaining functional for routine marine use. Practical advantages Quick access — screwout plate enables fast inspections of bilge spaces, wiring, plumbing, and fittings. Low maintenance — ABS construction is corrosionresistant and easy to clean. Flexible sizing — three diameter options cover small line runs up to larger access requirements without unnecessary deck modification. Typical applications Routine bilge and pump checks: open the Deck Inspection Access to visually inspect bilge pumps, hoses, and drains during predeparture checks. Electrical and plumbing service: use the hatch to reach wiring runs, junctions, valve connections, and fittings for troubleshooting or minor repairs. Tank and fitting inspections on yachts: access small tank lids, thruhull connections, or plumbing chases in areas where a compact, removable cover is needed. Why choose this product Designed specifically for marine inspection tasks where a straightforward, durable, and unobtrusive access point is required. The combination of screwout convenience, ABS durability, and multiple size options makes it a practical choice for both owners and professional crews who need reliable underdeck access without complex installation or frequent replacement.