NPT DM51-1040 5" Smooth 4 Depth Marker
NPT DM51-1040 5" Smooth 4 Depth Marker
Durable and easy-to-read 5" pool depth marker designed for safe and clear swimming area identification.
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The NPT DM51-1040 5" Smooth 4 Depth Marker is a clear and bold solution for identifying water depth in pools. Its vibrant design ensures visibility even from a distance.
Made with high-quality materials, it withstands water exposure and constant use without fading or peeling. Ideal for marking safe diving areas in both public and private swimming pools.
This 5-inch smooth marker provides a clean and polished look on any surface. Its durable adhesive backing ensures a long-lasting hold even in wet environments.
It’s perfect for pool safety, guiding swimmers with reliable and easy-to-read depth information. Designed for quick application and dependable performance.

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Customers praise the NPT DM51-1040 for its vibrant print and easy readability. It clearly marks the pool depth even from a distance.
The adhesive backing is noted for its strong grip, lasting through daily water exposure. Reviewers mention it holds firm on various surfaces.
Many users highlight its high quality and smooth finish, making it both functional and visually appealing.
Pool owners love the value it offers, providing clear guidance for swimmers at an affordable price.

- High Visibility – Large 5" size with bold lettering ensures easy reading from poolside.
- Smooth Finish – Clean design with smooth texture blends well with pool surfaces.
- Durable Construction – Made from premium materials built to withstand water exposure and wear.
- Strong Adhesive Backing – Provides reliable grip on tiles and other surfaces.
- Easy Installation – Simple peel-and-stick design saves time and effort.
- Safety Focused – Helps prevent accidents by clearly marking water depth.
- UV-Resistant Colors – Colors stay vibrant under constant sun exposure.

- Brand NPT
- Application Pool
- Shipping Dimensions 1 x 6 x 6 inch
- Color White, Black
- Commercial, Residential, or Professional Commercial
- Design Standard Number
- Each Product Weight 0.7 pound
- Legend 4
- Legend Color Black
- Letter Size 5 inch
- Marker Location Waterline
- Master Carton Quantity 25
- MaterialCeramic
- Minimum Sell Quantity 1
- Pallet Quantity 1
- Product Height 5 inch
- Tile ColorWhite
- Tile Surface Smooth
- UPC Code 753182004723

Q: Is this marker suitable for outdoor pools exposed to sunlight?
A: Yes, it’s UV-resistant and designed to retain its bold print even under direct sunlight.
Q: Can it be used on wet surfaces during application?
A: For best results, ensure the surface is clean and dry before applying the marker to secure a firm hold.
Q: How long does the adhesive last in a pool environment?
A: The adhesive is built for long-term use and performs well even with constant water exposure and temperature changes.


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