3870-1 Attwood Marine 90D Thru Hull (Black)
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3870-1 Attwood Marine 90D Thru Hull (Black)
Introducing the Attwood 3870-1 Marine 90D Thru Hull fitting, your ultimate solution for ensuring reliable drainage for your boat's bilge pump or shower drain. Crafted with precision and durability in mind, this essential marine accessory is engineered to thrive in the toughest marine environments.
Key Features:
- Heavy-Duty Construction: Made from marine-grade glass-filled nylon, ensuring long-lasting performance.
- 90 Degree Design: The black thru-hull fitting offers a practical 90-degree angle for optimal drainage.
- 2 Inch Inner Diameter: Perfectly sized to accommodate most common bilge and shower applications.
- Simple Installation: Easily installable for small and medium-sized vessels, making it user-friendly.
- Rugged Design: Built to withstand the harsh marine conditions, ensuring dependable service.
- Secure Hose Connection: Features an inner socket for easy hose attachment and outer collar screws for a secure fit.
Benefits:
- Ensures efficient drainage, preventing water accumulation in your vessel.
- Streamlined installation process saves time and effort for boat owners.
- Durable materials provide peace of mind against wear and tear.
- Versatile compatibility with various bilge and shower systems.
Use Cases:
The Attwood 3870-1 is ideal for:
- Boat owners looking for reliable drainage solutions.
- Small to medium vessels that require efficient bilge or shower drainage.
- DIY enthusiasts seeking a straightforward installation process.
Installation is simple—just drill a 2-inch hole in your boat's hull, insert the thru-hull fitting from the inside, and secure it with a hose clamp. Connect your drain or discharge hose to the inner socket, and you’re ready to go! Choose the Attwood 3870-1 Marine 90D Thru Hull fitting for a dependable, hassle-free solution to your boating drainage needs.
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

