CPI Marine RHIB on water
Built in Texas · Trusted Worldwide

Heavy-Duty Sponsons Engineered for Mission-Critical Craft.

Commercial & military-grade sponsons, air collars and fendering systems for RHIBs — engineered and manufactured in Texas.

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Years building
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Made in USA
CAD/CAM
Engineered
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Berry Amendment Compliant
Manufactured in Texas, USA
CAD/CAM Precision
Field Service & Repair
Air Collar
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CPI / AIR COLLARSPEC SHEET ▸

Air Collar

CPI Marine Air Collars are made of urethane-coated nylon or polyester fabric. The tubes are heat-welded, have double-taped seams and use solid PVC rope in the bolt rope strip. Attachment flaps and skirts with different rope diameters — or without rope — are available.

  • Available in standard gray, orange and black — custom colors for larger quantity orders
  • Traditional baffle collars and removable air bladders available as alternatives
  • Made to any specification — fits any rigid inflatable set-up
  • Manufactured and serviced in the United States in our state-of-the-art Texas facility
  • Engineered with CAD/CAM systems to ensure exact measurements and tolerances
  • Berry Amendment compliant programs available
Air-Backed Foam
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CPI / AIR-BACKED FOAMSPEC SHEET ▸

Air-Backed Foam

CPI Marine Air-Backed Foam is made of urethane-coated nylon or polyester fabric. Heat-welded, double-taped seams and solid boat-rubber rope strips deliver a fender that absorbs impact without compromise.

Outer Fabric
40 oz/sq yd urethane-coated nylon or polyester, heat-welded, double-taped seams. ½″ solid PVC extruded rope in bolt-rope attachments.
Foam Core
2.2 lb/cu ft closed-cell polyethylene (PE) foam. Sections cut to finished profile shape.
Air Bladder
Heavy-duty wear-resistant urethane film, heat-welded seams, remote topping valve accessible from outside the collar. Custom valve arrangements available.

Engineering, fabrication and service — under one roof in Texas.

Custom Fabrication

Every collar made to spec — fabric, color, geometry, valve layout.

CAD/CAM Engineering

Exact tolerances and repeatability across production runs.

Berry Compliant

U.S.-sourced materials & labor for defense and federal programs.

Service & Repair

Field-ready repair kits, in-house refurbishment, dedicated tech specialists.

Trusted by Industry Leaders

From defense agencies to commercial builders — the names that trust CPI Marine to keep their fleet operational.

Aluma Marine
Brunswick
Gladding-Hearn
Hike Metal
Lee Shore Boats
River Raptor
SAP Business
Silver Ships
Willard Marine
Aluma Marine
Brunswick
Gladding-Hearn
Hike Metal
Lee Shore Boats
River Raptor
SAP Business
Silver Ships
Willard Marine

"Serviced like a partner."

From first measurement to final delivery, our customers tell us the difference is obvious — fabric quality, fit, and a U.S.-based team that picks up the phone.

Robert Plank
Owner · River Raptor Jet Boats

Instructional &
Repair Videos

Step-by-step field-tested procedures from our service technicians. Watch them directly below to ensure your fleet stays on the water.

Repair Tutorial

Field Patch Procedure & Repair Guide

Step-by-step guide on performing a field patch to keep your craft fully operational.

Installation

CPI Marine Collar Installation

Comprehensive walkthrough of our collar mounting and initial inflation process.

Start your
build.

Tell us about your craft. A dedicated CPI Marine specialist will reach out within one business day with engineering and quote next steps.