Description
Attwood Carbon Canister | Emissions Control | Boat Supply Store
This engineered charcoal canister is a certified solution for mitigating evaporative hydrocarbon emissions from marine fuel systems, directly addressing EPA and CARB regulations. It incorporates design elements to actively prevent fuel spit-back and ensure precise tank filling, crucial for maintaining system integrity. With compatibility for modern ethanol-blended fuels and flexible mounting options, it provides a reliable upgrade for trailerable vessels up to 176 gallons (CARB) or 220 gallons (EPA), and non-trailerable vessels up to 350 gallons.
Key Features
- Reduces hydrocarbon emissions for regulatory compliance
- Engineered charcoal canister effectively captures fuel vapors
- Prevents spit-back and well-back during refueling operations
- Ensures proper fuel tank fill level, avoiding over-pressurization
- Protects canister from liquid fuel or water ingress
- Compatible with Jerry Can and standard marine nozzle refueling
- Low permeation shell minimizes overall system emissions
- EPA / CARB Certified for assurance of environmental performance
Specifications
| Product Specifications | |
|---|---|
| Material | Low permeation shell |
| Hose Size Compatibility | 5/8 inch |
| Mounting | Any orientation |
| Certification | EPA/CARB |
| Trailerable Vessel Capacity (EPA) | Up to 220 gallons |
| Trailerable Vessel Capacity (CARB) | Up to 176 gallons |
| Non-Trailerable Vessel Capacity (EPA/CARB) | Up to 350 gallons |
| Fuel Compatibility | Ethanol blended fuels |
Who This Is For
Boat owners and marine mechanics requiring compliance with stringent environmental emissions standards. Ideal for vessels needing reliable and safe fuel tank venting solutions, particularly those utilizing modern blended fuels.
How It Compares
| Feature | Attwood Carbon Canister | Emissions Control | Sierra International 18 |
|---|---|---|
| Emissions Control Type | Carbon Canister (Hydrocarbon Vapor Capture) | Fuel Filter / Water Separator |
| EPA / CARB Certified | Yes | No |
| Hose Size Compatibility | 5/8" | 3/8" or 5/16" |
| Ethanol Fuel Compatibility | Yes | Yes |
| Mounting Orientation | Any | Typically Vertical |
Common Concerns Answered
What is the purpose of a carbon canister system on a boat?
A carbon canister system captures hydrocarbon vapors released from the fuel tank during filling and operation, preventing them from escaping into the atmosphere and ensuring compliance with environmental regulations like EPA and CARB standards.
Is the initial cost higher than basic venting solutions?
While the initial investment for a certified carbon canister may exceed that of simple vent fittings, the long-term benefits of meeting emission mandates, preventing fuel loss, and ensuring system integrity provide significant value and operational peace of mind.
What if I need to replace parts for this canister?
This Attwood Standard Carbon Canister is a complete unit designed for longevity. While replacement charcoal elements are not typically user-serviceable components of this specific model, the entire canister is engineered for durable performance.
Frequently Asked Questions
How does the Attwood Standard Carbon Canister reduce emissions?
The canister utilizes an engineered charcoal bed to adsorb hydrocarbon vapors that would otherwise be vented to the atmosphere, effectively trapping them and reducing evaporative emissions.
What vessel capacities are covered by the EPA and CARB ratings for this canister?
This canister supports trailerable vessels up to 220 gallons under EPA guidelines and 176 gallons under CARB guidelines, and non-trailerable vessels up to 350 gallons for both EPA and CARB regulations.
Is this carbon canister compatible with ethanol blended fuels?
Yes, the Attwood Standard Carbon Canister is specifically designed and tested for compatibility with modern ethanol blended fuels, ensuring reliable performance and material integrity.
Can this carbon canister be mounted in any orientation?
Yes, the design and integrated brackets allow for mounting in any orientation, providing flexibility during installation and accommodating various vessel layouts.
What size vent hose does this canister fit?
This Attwood Standard Carbon Canister is designed to fit a 5/8-inch vent hose, a common size for marine fuel system venting applications.
