1. Boat Plumbing-Ventilation Offered
  2. sku: 8844142642089983
  3. TH MARINE GDP-1-CB-DP

TH MARINE GDP-1-CB-DP Npt Garboard Drain Plug 733572068658 GDP-1-CB-1-DP 1/2 D3.5B270D

fits model: D3.

Gdp-1-cb-1-dp Th Marine Gdp-1-cb-dp - 1/2 Inch Npt Brass Chrome Garboard Drain Plug D3.5b270d

( Brand: Th Marine ), ( Part Type: Plug ), ( Manufacturer Part Number: GDP-1-CB-DP ), ( Country Of Origin: United States ), ( UPC: 733572068658 )

Review TH MARINE 1/2 Inch Npt Brass Chrome Garboard Drain Plug fits D3

The TH Marine GDP-1-CB-DP is a high-quality garboard drain plug designed for 1/2 NPT applications. This drain plug is an essential component for maintaining the watertight integrity of your boat, ensuring that water is effectively drained out during and after use.

Measuring in at D3.5 x B270, this drain plug is specifically sized for boats with garboard drains. Its compact design allows for easy installation and removal, making it a convenient solution for boat owners. The drain plug is made from durable, corrosion-resistant materials, ensuring that it can withstand the harsh marine environment and provide reliable service for an extended period.

The TH Marine GDP-1-CB-DP features a unique, threaded design with a large, knurled handle. The knurled handle provides a secure grip, making it easy to remove even when your hands are wet or slippery. The threaded design ensures a tight seal when the drain plug is installed, preventing any unwanted leaks.

This drain plug is also compatible with various boat types, including aluminum, fiberglass, and steel boats. Its versatility makes it an ideal choice for boat owners looking for a reliable and effective drain plug solution for their vessel.

In summary, the TH Marine GDP-1-CB-DP is a versatile and durable garboard drain plug designed for 1/2 NPT applications. Its compact size, corrosion-resistant materials, and easy-to-grip handle make it a convenient and effective solution for maintaining the watertight integrity of your boat. Whether you're a seasoned boat owner or a newcomer to the world of boating, this drain plug is an essential addition to your boat's maintenance toolkit.

Pros and Cons of buying a TH Marine GDP-1-CB-DP/GDP-1-CB-1-DP 1/2 NPT Garboard Drain Plug D3.5B270D

The TH Marine GDP-1-CB-DP/GDP-1-CB-1-DP 1/2 NPT Garboard Drain Plug D3.5B270D is a marine drain plug designed for use in garboard drains. This product is essential for maintaining the watertight integrity of a boat. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this drain plug.

Pros:

1. Durability: The plug is made from bronze, which is a highly durable material, making it suitable for long-term use in marine environments.

2. Leak-Free: The TH Marine drain plug features a gasket that ensures a watertight seal, preventing leaks and minimizing water intrusion.

3. Versatility: The drain plug comes in two versions, GDP-1-CB-DP and GDP-1-CB-1-DP, allowing boat owners to choose the appropriate size for their specific application.

4. Easy Installation: The plug can be easily installed and removed, thanks to its NPT (National Pipe Thread) connection, which is a standard thread type for marine applications.

5. Convenient Design: The TH Marine drain plug features a large handle for easy operation, making it easier to remove when needed.

Cons:

1. Cost: The TH Marine drain plug is pricier than some other drain plug options in the market, which may deter budget-conscious boat owners.

2. Potential for Galvanic Corrosion: The bronze material used in the plug can be susceptible to galvanic corrosion when in contact with dissimilar metals in the water. However, this risk can be minimized by using appropriate anodes or isolating the plug from other metals.

Conclusion:

The TH Marine GDP-1-CB-DP/GDP-1-CB-1-DP 1/2 NPT Garboard Drain Plug D3.5B270D offers several advantages, such as durability, leak-free performance, versatility, easy installation, and convenient design. However, its higher cost and potential for galvanic corrosion are worth considering before making a purchase. Ultimately, if the boat owner prioritizes a reliable, durable, and leak-free solution, the TH Marine drain plug is an excellent investment for maintaining their vessel's watertight integrity.

part # gdp1cb prices

  • $10.99-$12.99

specifications vesselvent:

  • for models: D3
  • brand: Th Marine
  • part type: Plug
  • manufacturer part number: GDP-1-CB-DP
  • country of origin: United States
  • upc: 733572068658

payments vesselvent:

returns vesselvent:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

offer vesselvent:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: May 5, 2026
  • quantity: 1

shipping vesselvent:

  • type: Calculated
  • cost: $13.65
  • transit: 3-8 Days
  • carrier: USPS, FedEx
  • class: Expedited, Standard
  • service: USPS Priority Mail Small Flat Rate Box, USPS Ground Advantage, FedEx Ground / FedEx Home Delivery

general vesselvent:

  • condition: New
  • Parts Accessories > Boat Parts > Plumbing Ventilation

seller vesselvent:

  • # reviews: 16144
  • rating: 100.0%
for models: d3, part type: plug, country of origin: united states,
category: boat parts > plumbing ventilation, sku: 8844142642089983,

Th Marine GDP-1-CB Is Similar To:

vesselvent logo
2 offers $10.99–$12.99 USD
  • Offer #1: $10.99 price + $13.65 delivery = $24.64* total. BEACHCOMBERS BOUNTY. This is a new garboard plug.+$13.65 shipping
  • Offer #2: $12.99 price + free delivery = $12.99* total.FREE SHIPPING