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Marine Deck Hatches & Access Ports

Marine Deck Hatches & Access Ports

Watertight Deck Hatches, Inspection Ports, Storage Hatches & Hatch Accessories

Shop marine deck hatches and access ports for dependable below-deck access, ventilation, storage, inspection, and service work. Find Classic, Mid Line, and Top Line hatches, ISO12216-certified hatch options, locking hatches, storage hatches, trim and screen kits, inspection ports, replacement covers, seals, gaskets, and mounting hardware for demanding marine environments.

Shop Deck Hatches Search Hatches Ask Parts Desk

Match hatch size by the cutout, outside dimensions, corner radius, lid style, hinge direction, gasket condition, deck thickness, and the space available above and below the deck.

Popular Hatch & Access Searches

Choose by Hatch Series, Size, Function, or Replacement Part

Use these links to narrow the collection by the hatch style or service part. Search links are used for smaller product groups so customers land directly on matching products.

All Deck HatchesMain collection for marine deck hatches, access ports, and hatch accessories. Classic HatchesClassic marine hatch styles for reliable deck access and ventilation. Mid Line HatchesMid Line hatch searches for everyday access, storage, and service openings. Top Line HatchesPremium hatch searches, including Top Line options and upgraded fitments. ISO12216 HatchesISO12216-certified hatch options for higher-spec deck access applications. Locking HatchesDeck hatches with integrated locks for storage and restricted access areas. Storage HatchesStorage hatch options, compartment hatches, drawers, and organized access. Inspection PortsInspection ports for tanks, bilges, systems, wiring, and plumbing access. Trim & Screen KitsHatch trim rings, screens, finishing kits, and replacement interior accessories. Hatch SealsGaskets, seals, O-rings, and leak-prevention parts for hatch service. Handles & LatchesReplacement handles, dogs, latches, knobs, hinges, and latch hardware. White HatchesWhite hatch options for clean deck installations and common replacements. Grey HatchesGrey hatch options for matching existing deck hardware and modern finishes. Rectangular HatchesRectangular access hatches for lockers, compartments, and deck service openings. Round Access PortsRound access ports for tanks, bilge areas, storage, and tight service spaces. Deck FittingsDeck plates, fills, vents, drains, and fittings that support hatch installations.

Hatch Families

Classic, Mid Line, Top Line, Locking, and Storage Hatch Options

Different hatch series serve different needs. Some prioritize straightforward access, some add stronger sealing or certification, and some include locks, drawers, or storage organization. Choose based on location, expected water exposure, foot traffic, and the access required below deck.

Classic WhiteTop Line ISO12216Hatches With LockStorage Hatches

Service Parts

Keep Hatches Sealed, Secure, and Usable

A good hatch is only useful if the seal, latch, hinge, frame, and fasteners are working. Replace cracked seals, loose handles, missing screens, broken trim, brittle hinges, or worn latches before they allow leaks or unsafe access.

Hatch GasketsHatch ScreensTrim RingsHatch Latches
01

Measure the Cutout

Check the cutout size, outside frame dimensions, corner radius, hinge clearance, and the space below the hatch before ordering.

02

Match the Use

Storage, ventilation, emergency access, tank inspection, and service openings each need the right lid style, lock, seal, and strength.

03

Protect the Seal

Clean gasket surfaces, inspect seals often, avoid over-tightening, and replace worn gaskets before leaks reach the cabin or bilge.

Fitment Help

Hatch Replacements Are Usually Measured, Not Guessed

Boat model alone is rarely enough for hatch replacement. Measure the existing hatch, note any markings, photograph the frame and lid, and confirm whether you need a direct replacement, a larger cover, or a hatch that can cover old fastener holes.

Contact Parts DeskReplacement HatchesFasteners
For new installationsPlan the cutout carefully, confirm below-deck clearance, use proper backing, and seal every fastener penetration.
For replacement hatchesMeasure the cutout, outside frame, corner radius, hinge side, latch layout, and screw pattern from the old hatch.
For locking hatchesConfirm lock location, key access, hatch swing, interior clearance, and whether the compartment needs ventilation.
For screens and trim kitsMatch kit size and hatch series before ordering because trim and screen kits are not universal.

Deck Hatch FAQ

Choosing Marine Deck Hatches and Access Ports

How do I choose the right replacement hatch?

Measure the existing cutout, outside frame, corner radius, hinge side, fastener pattern, lid clearance, and deck thickness. Photos and any molded or printed markings can help confirm the correct search.

What does ISO12216 mean on a deck hatch?

ISO12216 refers to an international marine standard used for windows, portlights, hatches, deadlights, and doors. If that rating matters for your application, confirm the exact product specification before ordering.

When should hatch seals or gaskets be replaced?

Replace hatch seals when they are cracked, flattened, swollen, missing, leaking, or no longer holding a consistent seal after cleaning.

Are trim and screen kits universal?

No. Trim and screen kits usually match a specific hatch series and size. Confirm the hatch model, size, and kit compatibility before ordering.

Shop Marine Deck Hatches & Access Ports

Find hatches, access ports, storage hatches, locking hatches, seals, trim kits, screens, and installation hardware for dependable marine access.

Shop Deck HatchesAsk Parts Desk

Filters

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Lewmar Stay

Lewmar Stay

$146.55 - $146.55
$146.55
$146.55 - $146.55
$146.55

Stay

$146.55 - $146.55
$146.55
$146.55 - $146.55
$146.55
Lewmar Low Profile Rectangular Hatch, Size 65

Lewmar Low Profile Rectangular Hatch, Size 65

$1,563.59 - $1,563.59
$1,563.59
$1,563.59 - $1,563.59
$1,563.59

The Low Profile Hatch has soft styling and sleek looks, ideal for use on a powerboat. Smaller ventilation hatches are suitable for any deck locatio...

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$1,563.59 - $1,563.59
$1,563.59
$1,563.59 - $1,563.59
$1,563.59
Lewmar Low Profile Rectangular Hatch, Size 60 w/Stay

Lewmar Low Profile Rectangular Hatch, Size 60 w/Stay

$1,492.55 - $1,492.55
$1,492.55
$1,492.55 - $1,492.55
$1,492.55

The Low Profile Hatch has soft styling and sleek looks, ideal for use on a powerboat. Smaller ventilation hatches are suitable for any deck locatio...

View full details
$1,492.55 - $1,492.55
$1,492.55
$1,492.55 - $1,492.55
$1,492.55
Lewmar Low Profile Rectangular Hatch, Size 60

Lewmar Low Profile Rectangular Hatch, Size 60

$1,476.80 - $1,476.80
$1,476.80
$1,476.80 - $1,476.80
$1,476.80

The Low Profile Hatch has soft styling and sleek looks, ideal for use on a powerboat. Smaller ventilation hatches are suitable for any deck locatio...

View full details
$1,476.80 - $1,476.80
$1,476.80
$1,476.80 - $1,476.80
$1,476.80
Lewmar 393020200 Size 0 Standard Portlight

Lewmar 393020200 Size 0 Standard Portlight

$607.32 - $607.32
$607.32
$607.32 - $607.32
$607.32

A perfect match for any hatch in the Lewmar range, the Standard Portlight is stylish, competitively priced and easy to both use and install. Easily...

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$607.32 - $607.32
$607.32
$607.32 - $607.32
$607.32
Lewmar Medium Profile Hatch, Size 60

Lewmar Medium Profile Hatch, Size 60

$1,632.54 - $1,632.54
$1,632.54
$1,632.54 - $1,632.54
$1,632.54

Ideal as a foredeck hatch on larger offshore yachts, the Medium Profile has thicker acrylic and deeper frame sections for greater strength and dura...

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$1,632.54 - $1,632.54
$1,632.54
$1,632.54 - $1,632.54
$1,632.54
Lewmar Low Profile Rectangular Hatch, Size 50

Lewmar Low Profile Rectangular Hatch, Size 50

$1,269.29 - $1,269.29
$1,269.29
$1,269.29 - $1,269.29
$1,269.29

The Low Profile Hatch has soft styling and sleek looks, ideal for use on a powerboat. Smaller ventilation hatches are suitable for any deck locatio...

View full details
$1,269.29 - $1,269.29
$1,269.29
$1,269.29 - $1,269.29
$1,269.29
Seachoice Spring Hatch Holder, Supports Hatches and Lids Up to 10 Lbs., 304 Stainless Steel

Seachoice Spring Hatch Holder, Supports Hatches and Lids Up to 10 Lbs., 304 Stainless Steel

$31.79 - $31.79
$31.79
$31.79 - $31.79
$31.79

The Seachoice Spring Hatch Holder supports hatches and lids up to 10 pounds. It snaps straight to hold and deflects to close. It is made of 304 sta...

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$31.79 - $31.79
$31.79
$31.79 - $31.79
$31.79
Seachoice Spring Hatch Holder, Supports Hatches and Lids Up to 20 Lbs., Stainless Steel Spring

Seachoice Spring Hatch Holder, Supports Hatches and Lids Up to 20 Lbs., Stainless Steel Spring

$44.09 - $44.09
$44.09
$44.09 - $44.09
$44.09

The Seachoice Spring Hatch Holder supports hatches and lids up to 20 pounds. It snaps straight to hold and deflects to close. The spring is made of...

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$44.09 - $44.09
$44.09
$44.09 - $44.09
$44.09
Sold out

Top Line Storage Hatch with Lock - White 9-9/16" x 23-57/64" (243 x 607 mm)

$615.03 - $615.03
$615.03
$615.03 - $615.03
$615.03
Out of stock

Top Line Marine Storage Hatch with Integrated Lock - White FinishPremium marine storage hatch with integrated locking mechanism for secure below-de...

View full details
$615.03 - $615.03
$615.03
$615.03 - $615.03
$615.03
Sold out

Top Line Storage Hatch with Lock - White 18-7/64" x 20-43/64" (460 x 525 mm)

$678.65 - $678.65
$678.65
$678.65 - $678.65
$678.65
Only 3 left!

Top Line Marine Storage Hatch with Integrated Lock - White FinishPremium marine storage hatch with integrated locking mechanism for secure below-de...

View full details
$678.65 - $678.65
$678.65
$678.65 - $678.65
$678.65
Sold out

Top Line Marine Hatch with Lock - White 18-7/64" x 20-43/64" (460 x 525 mm)

$214.75 - $214.75
$214.75
$214.75 - $214.75
$214.75
Out of stock

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$214.75 - $214.75
$214.75
$214.75 - $214.75
$214.75
Sold out
Sold out

Top Line Storage Hatch with Lock - White 14-9/16" x 14-49/64" (370 x 375 mm)

$593.82 - $593.82
$593.82
$593.82 - $593.82
$593.82
Out of stock

Top Line Marine Storage Hatch with Integrated Lock - White FinishPremium marine storage hatch with integrated locking mechanism for secure below-de...

View full details
$593.82 - $593.82
$593.82
$593.82 - $593.82
$593.82
Sold out

Top Line Marine Hatch with Lock - White 14-9/16" x 14-49/64" (370 x 375 mm)

$141.39 - $141.39
$141.39
$141.39 - $141.39
$141.39
Only 5 left!

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$141.39 - $141.39
$141.39
$141.39 - $141.39
$141.39

Top Line Marine Hatch with Lock - White 9-9/16" x 23-57/64" (243 x 607 mm)

$196.06 - $196.06
$196.06
$196.06 - $196.06
$196.06
in stock

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$196.06 - $196.06
$196.06
$196.06 - $196.06
$196.06
Sold out

Top Line Storage Hatch with Lock - White 13-57/64" x 23-55/64" (353 x 606 mm)

$636.24 - $636.24
$636.24
$636.24 - $636.24
$636.24
Out of stock

Top Line Marine Storage Hatch with Integrated Lock - White FinishPremium marine storage hatch with integrated locking mechanism for secure below-de...

View full details
$636.24 - $636.24
$636.24
$636.24 - $636.24
$636.24
Sold out

Top Line Marine Hatch with Lock - White 12-13/32" x 17-21/64" (315 x 440 mm)

$163.60 - $163.60
$163.60
$163.60 - $163.60
$163.60
in stock

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$163.60 - $163.60
$163.60
$163.60 - $163.60
$163.60

Lewmar Hatch Trim and Screen Kit Size 40 White 367640252

$357.27 - $357.27
$357.27
$357.27
$357.27 - $357.27
$357.27
In stock

Lewmar 367640252 is a genuine Size 40 hatch trim and screen kit in white, used to finish the inside of a Lewmar hatch installation with a cleaner i...

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$357.27 - $357.27
$357.27
$357.27
$357.27 - $357.27
$357.27

INDUSTRIAL Inspection Hatch - 132mm (6") Internal Diameter - Detachable Cover - White

$35.85 - $35.85
$35.85
$35.85 - $35.85
$35.85
in stock

INDUSTRIAL Inspection Hatch - 132mm (6") - Detachable Cover - WhitePremium inspection hatch with detachable cover made from tough plastic for extra...

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$35.85 - $35.85
$35.85
$35.85 - $35.85
$35.85

INDUSTRIAL Inspection Hatch - 100mm (4") Internal Diameter - Detachable Cover - White

$28.54 - $28.54
$28.54
$28.54 - $28.54
$28.54
in stock

INDUSTRIAL Inspection Hatch - 100mm (4") - Detachable Cover - WhitePremium inspection hatch with detachable cover made from tough plastic for extra...

View full details
$28.54 - $28.54
$28.54
$28.54 - $28.54
$28.54

INDUSTRIAL Access Hatch - 316x360mm (12-7/16" x 14-3/16") - Detachable Cover - Grey

$71.99 - $71.99
$71.99
$71.99 - $71.99
$71.99
in stock

INDUSTRIAL Access Hatch - 316x360mm - Detachable Cover - GreyPremium access hatch with completely detachable cover made from tough UV-resistant pol...

View full details
$71.99 - $71.99
$71.99
$71.99 - $71.99
$71.99

INDUSTRIAL Access Hatch - 316x360mm (12-7/16" x 14-3/16") - Detachable Cover - White

$71.99 - $71.99
$71.99
$71.99 - $71.99
$71.99
in stock

INDUSTRIAL Access Hatch - 316x360mm - Detachable Cover - WhitePremium access hatch with completely detachable cover made from tough UV-resistant po...

View full details
$71.99 - $71.99
$71.99
$71.99 - $71.99
$71.99

LALIZAS Hatch Insect Screen - 26" x 26" x 17" (650 x 650 x 420 mm) Universal Fit

$37.45 - $37.45
$37.45
$37.45 - $37.45
$37.45
in stock

LALIZAS Universal Hatch Insect Screen - MediumUniversal-fit marine hatch insect screen by LALIZAS designed to keep insects out while allowing fresh...

View full details
$37.45 - $37.45
$37.45
$37.45 - $37.45
$37.45

LALIZAS Hatch Ventilating System 4D Windtrap - 12" x 12" x 32" (300 x 300 x 800 mm) Silver/Blue

$54.82 - $54.82
$54.82
$54.82 - $54.82
$54.82
in stock

LALIZAS 4D Windtrap Hatch Ventilation System - StandardAdvanced 4D Windtrap hatch ventilation system by LALIZAS designed to maximize airflow while ...

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$54.82 - $54.82
$54.82
$54.82 - $54.82
$54.82

Marine Inspection Hatch with Removable Cover - Grey 14.9" x 14.9" (380 x 380mm)

$2.16 - $2.16
$2.16
$2.16
$2.16 - $2.16
$2.16
In stock

Premium Marine Inspection Hatch - Grey with Removable CoverThis professional-grade inspection hatch features a removable cover design for easy acce...

View full details
$2.16 - $2.16
$2.16
$2.16
$2.16 - $2.16
$2.16
Save 14% Save %

Marine Inspection Hatch with Removable Cover - White 14.9" x 14.9" (380 x 380 mm)

$94.99
$94.99 - $94.99
$94.99
$81.84
$81.84 - $81.84
$81.84
In stock

Marine Inspection Hatch with Removable Cover - White FinishLarge square marine inspection hatch featuring a removable cover for maximum access to b...

View full details
$94.99
$94.99 - $94.99
$94.99
$81.84
$81.84 - $81.84
$81.84
Save 14% Save %

Top Line Marine Hatch - White 10-45/64" x 25-55/64" (272 x 657 mm)

$222.42 - $222.42
$222.42
$222.42 - $222.42
$222.42
Only 2 left!

Top Line Marine Deck Hatch - White FinishPremium marine deck hatch offering superior access, ventilation, and safety. The Top Line series represent...

View full details
$222.42 - $222.42
$222.42
$222.42 - $222.42
$222.42
Sold out

Mid Line Marine Hatch - White 14" x 24" (355 x 600 mm)

$142.52 - $142.52
$142.52
$142.52 - $142.52
$142.52
Out of stock

Mid Line Marine Deck Hatch - White FinishEnhanced marine-grade deck hatch offering superior access and ventilation for boats and yachts. The Mid Li...

View full details
$142.52 - $142.52
$142.52
$142.52 - $142.52
$142.52
Sold out
Sold out

Mid Line Marine Hatch - White 11" x 15" (278 x 378 mm)

$79.12 - $79.12
$79.12
$79.12 - $79.12
$79.12
Out of stock

Mid Line Marine Deck Hatch - White FinishEnhanced marine-grade deck hatch offering superior access and ventilation for boats and yachts. The Mid Li...

View full details
$79.12 - $79.12
$79.12
$79.12 - $79.12
$79.12
Sold out
Sold out

Top Line Storage Hatch - White 9-9/16" x 23-57/64" (243 x 607 mm)

$593.82 - $593.82
$593.82
$593.82 - $593.82
$593.82
Out of stock

Top Line Marine Storage Hatch - White FinishPremium marine storage hatch designed specifically for organized below-deck storage. The Top Line Stora...

View full details
$593.82 - $593.82
$593.82
$593.82 - $593.82
$593.82
Sold out
Sold out

Classic Marine Hatch - White 19" x 21" (463 x 517 mm)

$144.09 - $144.09
$144.09
$144.09 - $144.09
$144.09
Out of stock

Classic Marine Deck Hatch - White FinishPremium marine-grade deck hatch designed for reliable access and ventilation on boats and yachts. This clas...

View full details
$144.09 - $144.09
$144.09
$144.09 - $144.09
$144.09
Sold out
Sold out

Classic Marine Hatch - White 14" x 24" (355 x 600 mm)

$123.73 - $123.73
$123.73
$123.73 - $123.73
$123.73
Out of stock

Classic Marine Deck Hatch - White FinishPremium marine-grade deck hatch designed for reliable access and ventilation on boats and yachts. This clas...

View full details
$123.73 - $123.73
$123.73
$123.73 - $123.73
$123.73
Sold out
Sold out

Classic Marine Hatch - White 11" x 15" (275 x 375 mm)

$66.21 - $66.21
$66.21
$66.21 - $66.21
$66.21
Out of stock

Classic Marine Deck Hatch - White FinishPremium marine-grade deck hatch designed for reliable access and ventilation on boats and yachts. This clas...

View full details
$66.21 - $66.21
$66.21
$66.21 - $66.21
$66.21
Sold out

Top Line Marine Hatch - White 14-9/16" x 14-49/64" (370 x 375 mm) ISO12216

$104.24 - $104.24
$104.24
$104.24 - $104.24
$104.24
in stock

Top Line Marine Deck Hatch - White Finish - ISO12216 CertifiedPremium ISO12216-certified marine deck hatch offering the highest level of access, ve...

View full details
$104.24 - $104.24
$104.24
$104.24 - $104.24
$104.24

Top Line Marine Hatch - Grey 14" x 24" (353 x 606 mm) ISO12216

$155.54 - $155.54
$155.54
$155.54 - $155.54
$155.54
in stock

Top Line Marine Deck Hatch - Grey Finish - ISO12216 CertifiedPremium ISO12216-certified marine deck hatch offering the highest level of access, ven...

View full details
$155.54 - $155.54
$155.54
$155.54 - $155.54
$155.54
Sold out

Top Line Marine Hatch with Lock - White 13-57/64" x 23-55/64" (353 x 606 mm)

$196.06 - $196.06
$196.06
$196.06 - $196.06
$196.06
Out of stock

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$196.06 - $196.06
$196.06
$196.06 - $196.06
$196.06
Sold out

Top Line Marine Hatch - White 12-13/32" x 17-21/64" (315 x 440 mm) ISO12216

$123.13 - $123.13
$123.13
$123.13 - $123.13
$123.13
in stock

Top Line Marine Deck Hatch - White Finish - ISO12216 CertifiedPremium ISO12216-certified marine deck hatch offering the highest level of access, ve...

View full details
$123.13 - $123.13
$123.13
$123.13 - $123.13
$123.13
Sold out

Top Line Storage Hatch with Lock - White 10-5/8" x 14-49/64" (270 x 375 mm)

$487.78 - $487.78
$487.78
$487.78 - $487.78
$487.78
Out of stock

Top Line Marine Storage Hatch with Integrated Lock - White FinishPremium marine storage hatch with integrated locking mechanism for secure below-de...

View full details
$487.78 - $487.78
$487.78
$487.78 - $487.78
$487.78
Sold out

Top Line Marine Hatch with Lock - White 10-5/8" x 14-49/64" (270 x 375 mm)

$114.93 - $114.93
$114.93
$114.93 - $114.93
$114.93
in stock

Top Line Marine Deck Hatch with Integrated Lock - White FinishPremium marine deck hatch with integrated locking mechanism for enhanced security. Th...

View full details
$114.93 - $114.93
$114.93
$114.93 - $114.93
$114.93

Top Line Marine Hatch - White 10-5/8" x 14-49/64" (270 x 375 mm) ISO12216

$81.14 - $81.14
$81.14
$81.14 - $81.14
$81.14
in stock

Top Line Marine Deck Hatch - White Finish - ISO12216 CertifiedPremium ISO12216-certified marine deck hatch offering the highest level of access, ve...

View full details
$81.14 - $81.14
$81.14
$81.14 - $81.14
$81.14

Industrial Marine Inspection Hatch with Detachable Cover - White Internal Ø7" (155 mm)

$39.67 - $39.67
$39.67
$39.67 - $39.67
$39.67
in stock

Industrial Marine Inspection Hatch - White FinishHeavy-duty industrial-grade marine inspection hatch featuring a detachable cover for robust access...

View full details
$39.67 - $39.67
$39.67
$39.67 - $39.67
$39.67