NPT DM51-3090 5" Smooth 9 In Depth Marker
NPT DM51-3090 5" Smooth 9 In Depth Marker
Clear and durable 5" ceramic depth marker that promotes pool safety with easy-to-read 9 IN labeling.
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The NPT DM51-3090 5" Smooth 9 IN Depth Marker provides clear and visible depth indication for pools. It ensures swimmers know water depth at a glance.
This smooth, 5-inch ceramic tile is easy to install and designed for lasting visibility. Its clean, professional look adds safety without disrupting aesthetics.
Ideal for marking no-dive zones and safe swimming areas, it helps promote a secure environment. Its vivid print remains easy to read even underwater.
Built for heavy pool traffic and exposure to chemicals, this depth marker holds up well over time. A must-have for pool safety compliance and peace of mind.

⭐️⭐️⭐️⭐️⭐️ Customers rave about the tile’s bold, easy-to-read numbers and sleek, professional look.
Its durability under heavy use and water exposure stands out in reviews.
Pool owners love how simple it is to install and maintain.
Many buyers say it’s a great value, offering both safety and style in one affordable product.

- Tile Size – 5-inch square design for clear and consistent labeling
- Finish Type – Smooth surface for easy cleaning and a polished appearance
- Material – Durable ceramic built to withstand pool chemicals and moisture
- Visibility – Bold, high-contrast 9 IN print for clear underwater readability
- Application – Ideal for marking water depth in residential and commercial pools
- Installation – Easy to apply on pool surfaces for lasting adhesion and fit
- Use Case – Helps identify safe swim zones and no-diving areas
- Design – Clean and modern look that blends well with poolside aesthetics

- Brand NPT
- Application Pool
- Shipping Dimensions 1 x 6 x 6 inch
- Color White, Black
- Commercial, Residential, or Professional Commercial
- Design Numbers with IN
- Each Product Weight 0.7 pound
- Legend 9IN
- Legend Color Black
- Letter Size 5 inch
- Marker Location Waterline
- Master Carton Quantity 25
- Material Ceramic
- Minimum Sell Quantity 1
- Pallet Quantity 1
- Product Height 5 inch
- Tile Color White
- Tile Surface Smooth
- UPC Code682384178317

Q: Is this depth marker tile safe for use in saltwater pools?
Yes, the ceramic material is resistant to both saltwater and chlorine, ensuring long-term performance.
Q: Can I install this tile on a curved pool edge or only flat surfaces?
While it's best suited for flat surfaces, it can be installed on slightly curved areas with proper adhesive.
Q: Will the printed number fade over time with regular pool use?
No, the print is designed to remain vibrant even after exposure to water, sun, and pool chemicals.


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