Description
GROCO 1-1/4" Slotted Hi-Speed Thru-Hull w/Nut | Boat Supply Store
Engineered for demanding marine applications, this GROCO thru-hull fitting excels in high-speed water intake or discharge scenarios. Constructed from robust C83600 bronze, it features a specialized 1-1/4" NPSM/NPT combination thread for versatile installation. The unique slotted design optimizes water flow efficiency, making it indispensable for performance-oriented hull penetrations on offshore fishing vessels or high-performance powerboats.
Key Features
- Optimized for high-speed water flow with a slotted design.
- Durable C83600 Bronze construction for superior corrosion resistance.
- Versatile 1-1/4" NPSM / NPT combination thread for broad compatibility.
- Complete assembly includes a matching nut for immediate installation.
- Robust build quality synonymous with the GROCO brand.
- Efficient water intake or discharge performance.
- Reliable operation in challenging marine environments.
- Approved for use in demanding plumbing applications.
Specifications
| Product Specifications | |
|---|---|
| Size | 1-1/4 inch |
| Design | Slotted Hi-Speed |
| Thread Type | NPSM / NPT Combination |
| Material | C83600 Bronze |
| Includes | Nut |
Who This Is For
Marine boat owners, builders, and maintenance professionals requiring a durable, high-speed thru-hull fitting for plumbing applications, particularly those needing a bronze construction and a slotted design for optimal water flow.
How It Compares
| Feature | GROCO 1-1/4" Slotted Hi-Speed Thru-Hull w/Nut | Perko 1 |
|---|---|---|
| Material | C83600 Bronze | Bronze, Bronze |
| Thread Type | 1-1/4" NPSM / NPT Combination | 1-1/4" NPSM, 1-1/4" NPSM |
| Design | Slotted Hi-Speed | Standard, Standard |
| Includes Nut | Yes | Yes, Yes |
Common Concerns Answered
Is this thru-hull fitting readily available in all sizes?
Due to high demand for premium marine hardware like GROCO products, certain sizes can experience occasional availability challenges. We recommend checking stock regularly for specific needs.
Is the price of GROCO fittings justified for a DIY project?
While GROCO represents a premium option, the C83600 bronze construction and specialized design offer superior durability and performance, often justifying the investment for critical marine plumbing applications over lower-cost alternatives.
Will this fitting compromise my hull's integrity?
Proper installation is key to hull integrity. This fitting, when installed correctly with appropriate sealants and backing plates by a qualified individual, will provide a secure and reliable hull penetration.
Frequently Asked Questions
What is the thread type of the GROCO HSSLTH-1250-W thru-hull fitting?
The GROCO HSSLTH-1250-W features a 1-1/4" NPSM / NPT combination thread, offering versatility in connecting various plumbing components.
What material is the GROCO HSSLTH-1250-W thru-hull fitting made from?
This fitting is constructed from C83600 Bronze, a recognized standard for marine environments due to its excellent corrosion resistance and durability.
Does the GROCO HSSLTH-1250-W thru-hull fitting come with a nut?
Yes, the GROCO HSSLTH-1250-W includes a matching nut to ensure a complete assembly and facilitate installation.
What is the size of the GROCO HSSLTH-1250-W thru-hull fitting?
The GROCO HSSLTH-1250-W is a 1-1/4 inch thru-hull fitting, designed for standard plumbing connections of this nominal size.
What is the purpose of the slotted design on this thru-hull fitting?
The specialized slotted design is engineered to enhance water flow efficiency, making it ideal for high-speed water intake or discharge applications where optimal fluid dynamics are critical.
