Ronstan Inspection Ports
Ronstan Ronstan
  • Ronstan Inspection Ports

Ronstan Inspection Ports

Ronstan inspection ports (hatches) are used to provide access to ares under decks or around bulkheads. They are constructed from impact resistant and UV stabilized nylon for increased durability, and features an overlapping, threaded lid for a smooth, modern style. Threaded closure and O-ring seal provide a waterproof seal to keep contents dry.
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$22.98 / ea
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Tech Spec Product Info User Generated Content
Product  Opening Diameter   Outside Diameter  Cutout Size 
RON-PNP390  150mm /
192mm /
163mm /
BRAND: Ronstan
Type: Hatches
5 1


by PowerReviews
Ronstan Inspection Ports

(based on 1 review)

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Reviewed by 1 customer

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Super Premium Insp.Port

By Asymbadsailorman

from NH & RI Coastal

About Me Professional

Verified Reviewer


  • Compact Design
  • Easy Storage
  • Easy To Use
  • Lip ring hidden a plus
  • Quick bayonet thread
  • Safe
  • Waterproof


    Best Uses

    • Boating
    • Canoeing
    • Dinghy racers
    • Personal Watercraft

    Comments about Ronstan Inspection Ports:

    Premium Inspection port with finger detents all arround, can spin from any position with ease!

    • Was this a gift?:
    • No

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