My Account
Shopping Cart

Polyform HTM-4 BLUE W/AIR ADAPTER Hole Through Middle Boat Fender 13.5" x 34.8" Blue

Manufacturer

Polyform

<h3>About Polyform US</h3><p>When it comes to protecting your vessel and marking the water, few names carry the weight that Polyform US does. <strong>Headquartered in Kent, Washington</strong>, Polyform has spent decades earning a reputation as one of the most trusted manufacturers of boat fenders and marine buoys in the world — and they do it all right here in the United States. Their products can be found in ports, marinas, and on working vessels across every ocean, a testament to the kind of durability that only comes from uncompromising manufacturing standards.</p><h3>A Legacy Built on the Water</h3><p>The Polyform story began with a single iconic product: the A Series buoy. <a href="/7498-polyform-pickupmarkermast-buoys-202345">Pickup, marker, and mast buoys</a> are at the heart of what Polyform does, and their A Series remains one of the most recognized buoys in the marine industry. Featuring Polyform&apos;s signature blue ropehold and even wall thickness, the A Series has proven itself in the most demanding open-water conditions — from calm inland lakes to heavy offshore seas. It&apos;s a product that launched a legacy.</p><p>But Polyform&apos;s lineup extends well beyond a single series. Their <strong>CC Series</strong> hole-through-middle buoys serve as reliable mooring, marker, and commercial-grade tools trusted by long-line fishermen, fish farmers, and geophysical researchers alike. The <strong>S Series</strong> offers slender, cylindrical mast-style buoys ideal for marking dive spots, race courses, and hazards. Across all these product lines, Polyform builds for real-world conditions — not ideal ones.</p><h3>Boat Fenders for Every Vessel</h3><p>Polyform&apos;s fender lineup is equally impressive in its scope and engineering. The <strong>F Series</strong> twin-eye fenders are designed for larger vessels that need serious protection at the dock, while the <strong>G Series</strong> all-around fenders are a favorite for trailered boats and permanent moorings alike. For vessels in high-stress docking environments like boat locks and tidal areas, the <strong>NF Series</strong> delivers heavy-duty, single-piece construction with molded-in ribs for extra abrasion resistance. The <strong>HTM (Hole-Through-Middle) Series</strong> offers maximum versatility, excelling in any docking application on larger boats.</p><p>Every Polyform fender features one-piece construction, a proprietary vinyl valve system engineered for years of reliable service, and even wall thickness throughout — details that reflect a brand that sweats the small stuff so boaters don&apos;t have to.</p><h3>Quality That Sets the Standard</h3><p>What truly separates Polyform from the competition is their commitment to consistent, verifiable quality. Their signature blue ropeholds have become something of an industry hallmark — instantly recognizable in marinas worldwide and synonymous with dependable holding strength. Available in a wide range of colors and sizes to suit everything from small recreational runabouts to large commercial vessels, Polyform products are built to handle UV exposure, abrasion, and the relentless stress of life on the water.</p><p>For boaters who refuse to compromise on the equipment that protects their investment, Polyform US delivers proven performance backed by a manufacturing heritage that spans generations.</p>

Part Number

HTM-4 BLUE W/AIR ADAPTER
07/13/2036 12:28 AM
Sale Price

$152.64

In Stock (8)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Polyform HTM-4 is a heavy-duty hole-through-middle (HTM) boat fender designed to provide maximum protection in a wide variety of marine applications. This innovative fender features a unique center-hole design that allows the line to pass directly through the middle, enabling vertical or horizontal hanging configurations for versatile protection.

Key Features:

  • Center hole-through-middle design for flexible mounting options
  • Measures 13.5 inches in diameter by 34.8 inches in length
  • Durable blue vinyl construction resists UV rays, oils, and marine environment
  • Includes air adapter valve for easy inflation and deflation
  • Reinforced eye at center hole for maximum strength and durability
  • Soft, non-marking surface protects hull finishes
  • Ideal for rafting, dock protection, and side-by-side mooring

The HTM-4 fender continues the Polyform tradition of quality marine protection products. The hole-through-middle design eliminates the need for separate rope eyes and provides superior holding strength. The included air adapter makes inflation quick and convenient, while the heavy-duty vinyl construction ensures years of reliable performance in harsh marine conditions.

Fast shipping

Easy

Good experience.

AMAZING

Fast and easy&hellip;

Price was very reasonable. Original OEM product. Quick ship time. I was very pleased with Boatplicity and I will definitely purchase from them again.

I haven&rsquo;t received the product. I just ordered it. I&rsquo;ll know how to rate you once the transaction is completed

The price was was right and received exactly what I ordered. There was some delay from when I ordered and the shipping date. But all and all a good deal.

Easy to navigate

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy