Description
T-H Marine 1-1/8" Scupper Check Valve | Boat Supply Store
Prevent unwanted water ingress into your vessel's hull with this essential inline scupper check valve. Engineered to function within the demanding marine environment, it utilizes a chemically resistant construction and a robust thermo-plastic flapper for sustained performance. The double barb design ensures a secure 1-1/8" hose connection, critical for maintaining the integrity of your boat's drainage system, especially when moored in saltwater conditions off the coast of Texas.
Key Features
- Prevents backwash into the vessel
- Constructed from chemical-resistant materials
- Features a thermo-plastic flapper
- Double barb design for secure hose connection
- Allows use of standard thru-hull fittings
- Inline installation in the drain line
- Durable construction for marine use
- Reliable water ingress prevention
Specifications
| Product Specifications | |
|---|---|
| Hose Barb Size | 1-1/8" |
| Color | Black |
| Material | Chemical-resistant materials with thermo-plastic flapper |
Who This Is For
Boat owners and marine technicians requiring a reliable component to prevent water intrusion through scupper lines. Ideal for installations or replacements within a vessel's drainage system to maintain a dry bilge.
How It Compares
| Feature | T-H Marine 1-1/8" Scupper Check Valve | Attwood Marine 11740 |
|---|---|---|
| Hose Barb Size | 1-1/8 inch | 1-1/4 inch |
| Flapper Material | Thermo-plastic | Rubber |
| Chemical Resistance | High | Typically less capable |
Common Concerns Answered
Will this check valve maintain a tight seal with all hose types?
While users generally report effective sealing, some have noted difficulty with specific hose materials. Ensuring a snug fit with appropriate hose clamps is recommended for optimal performance.
Is the thermo-plastic flapper durable in harsh marine conditions?
The flapper is constructed from chemical-resistant materials designed for marine environments. However, occasional reports of sticking after prolonged disuse suggest periodic inspection and maintenance may be beneficial.
How does this valve prevent water from entering the boat?
The valve features a one-way thermo-plastic flapper that opens to allow water to exit through the scupper but closes automatically to prevent backflow into the hull.
Frequently Asked Questions
What is a scupper check valve and why do I need one?
A scupper check valve is a device installed in a boat's drainage line that allows water to exit the vessel but prevents it from flowing back in, thus keeping the bilge dry and preventing potential flooding.
How does the T-H Marine Double Barb Inline Scupper Check Valve prevent backwash?
It utilizes a thermo-plastic flapper which is designed to seal shut when water pressure is applied from outside the vessel, thus blocking any incoming flow.
What materials is this check valve made from?
This check valve is constructed from chemical-resistant materials and features a thermo-plastic flapper, ensuring longevity in marine environments.
What size hose does this check valve fit?
This check valve is designed to fit a 1-1/8 inch diameter hose.
Can this check valve be used with standard thru-hull fittings?
Yes, this check valve is designed to allow for the use of standard thru-hull fittings in conjunction with the scupper drain system.
