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Stay cool, stay covered with KNOX's premium 3-Bow Bimini Mesh Enclosure Kit. Meticulously engineered to deliver full cockpit shade and privacy without trapping heat or sacrificing the fresh air you came for. Our innovative 4-side mesh enclosure design, 900D marine-grade construction, and intelligent roll-up panel system create a breathable shelter that flows with every breeze. Step beyond the limits of an open boat and own every warm-weather day on the water.

KNOX's signature solution-dyed Pro Series 900D fabric is made for life on the water. Although our Bimini mesh enclosure requires minimal maintenance, a little care will keep every panel, zipper, and frame component performing at its best for years of fun with family and friends.

➤ To clean your canvas panels and storage boot, use natural soap and warm water. Rinse thoroughly and air dry fully, eliminating any trace of moisture before rolling up or storing.

➤ For the mesh window panels, rinse gently with fresh water and a soft brush to remove salt, sand, and debris from the weave, avoid harsh chemicals, bleach, or pressure washers that can stretch or damage the mesh fibers.

➤ Rinse zippers with clean water every few months, followed by a coat of water-resistant silicone spray or Teflon gel to preserve smooth operation.

➤ Wipe down the stainless steel hardware and aluminum frame with fresh water after saltwater exposure to prevent corrosion and keep fittings moving freely.

➤ When rolling up the side panels, secure them loosely with the hook-and-loop straps to avoid stretching the mesh or creating permanent creases along fold lines.

➤ Always store your enclosure fully dry to prevent mildew, and use the included zippered boot when the canopy is collapsed for protection during travel or off-season storage.

You may also contact one of our advisors by phone, email, or website chat for assistance.

Remember, if you take good care of your enclosure, your enclosure will take good care of you.

UV Protection UPF 50+
Waterproof PU Coating
Color Fastness Rating 5
Warranty 1 Year
Sizing & Fit

Your bimini mesh enclosure size is determined by three things: the number of bows on your bimini frame, the length of the bimini top, and your boat's beam width at the mounting point. Measure carefully before ordering — a snug fit ensures full shade coverage and proper airflow.

  • Bow Count: count the number of frame bows on your existing bimini top (3 or 4).
  • Length: measure your bimini top from the front bow to the rear bow along the frame.
  • Height: measure from the top of the gunwale (mounting point) straight up to the top of the bimini frame.
  • Width: measure across your boat from gunwale to gunwale at the bimini mounting points. This is your beam width — select the range your measurement falls into.
Fit Notes:
  • Designed to fit standard bimini tops with matching bow count and length
  • If your beam width falls between two ranges, size up for easier installation
  • Fine-weave mesh panels provide shade, privacy, and airflow — ideal for warm-weather boating
  • For full rain and spray protection, see our clear TPU enclosure
Size Chart
Bow Count Length (in / cm) Height (in / cm) Boat Beam Width (in / cm)
3 BOW
6 FT LENGTH
72" / 183 46" / 117 54"–60" / 137–152
61"–66" / 155–168
67"–72" / 170–183
73"–78" / 185–198
79"–84" / 201–213
85"–90" / 216–229
91"–96" / 231–244
4 BOW
8 FT LENGTH
96" / 244 54" / 137 54"–60" / 137–152
61"–66" / 155–168
67"–72" / 170–183
73"–78" / 185–198
79"–84" / 201–213
85"–90" / 216–229
91"–96" / 231–244

With our step-by-step installation guide, assembling and installing your Bimini enclosure is a straightforward and uncomplicated process. You'll find our user-friendly walkthrough guide included with your enclosure kit. You can also access it in advance via PDF format by clicking here.

Pre-Installation Tip: One important thing we recommend you do prior to installation is measure and mark all of the mounting points on your boat and confirm the dimensions of your existing Bimini frame. This helps to ensure you're able to set up your enclosure with ease and without any unnecessary hassle or delays.

Why Buy from KNOX.

Decide how much of your boat you want to be covered by the Bimini top. Ensure there is enough space on your boat to install the Bimini top without obstructing other equipment.

Happy Customers

Changing lives, on every adventure

Speedy Delivery

Order by 2 pm EST for same day shipping

30-Days Returns

Risk free outdoor adventure guaranteed

Roll up. Zip down. Your call.

Four independently rollable side panels let you open one, two, or all four, adjust airflow and shade without ever leaving your seat.

See out. Stay unseen.

See out clearly. Stay hidden inside. Fine-weave mesh delivers true daytime privacy without blocking your view.

Marine-grade stainless steel

Marine-grade stainless steel fittings resist rust and corrosion, engineered to perform in fresh and saltwater alike.

Brands Worked With

Frequently Asked Questions.

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What's the story behind the KNOX name?

Our brand name is inspired by Fort Knox-known historically as one of the world's most secure vaults. An iconic symbol that proudly proclaims fortress-like protection and unwavering dedication to safeguarding what matters most.

Can you ship to my location?

We currently ship to anywhere in the United States and Canada.
We offer shipping via UPS, FedEx, Domestic or Priority Mail. Our system ensures that your order is shipped through the most appropriate carrier. Tracking numbers are provided with the shipment.

Are online transactions secure and reliable?

Yes, knoxcovers.com is a secure site that uses SSL technology. This guarantees the confidentiality of your information and allows you to shop with peace of mind.

I have questions about my order. Who do I contact?

If you have any questions about your order, shipping status, changes, or issues, our support team is here to help.

You can reach us by emailing support@knoxcovers.com and including your order number in the message so we can assist you as quickly as possible.

How do I track my order?

Once your order ships, you’ll receive a shipping confirmation email with your tracking number and a link to track your package in real time.

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