$6.99 off RRP of $139.90
Boat Hatches & Portlights
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Ceredi Low Profile Hatch 370 x 270 Commercial Grade
Ceredi Low Profile Hatch 370 x 270 Commercial Grade
SAW-36140
$1,269.68 $1,308.95
$39.27 off RRP of $1,308.95
$2.53 off RRP of $50.65
$457.71 $481.80
$24.09 off RRP of $481.80
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Relaxn Low Profile Aluminium Hatch 387 x 517mm
Relaxn Low Profile Aluminium Hatch 387 x 517mm
SAW-36188
$661.49 $696.30
$34.81 off RRP of $696.30
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Relaxn Aluminium Hatch 452 x 567mm
Relaxn Aluminium Hatch 452 x 567mm
SAW-36190
$818.24 $861.30
$43.06 off RRP of $861.30
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Jim Black Escape Hatch Opening 575 x 575mm White Boat Marine
Jim Black Escape Hatch Opening 575 x 575mm White Boat Marine
SAW-36384
$997.94 $1,028.80
$30.86 off RRP of $1,028.80
$8.44 off RRP of $168.75
$14.37 off RRP of $287.45
$147.92 $155.70
$7.78 off RRP of $155.70
$9.28 off RRP of $185.70
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Hatch Vent 299 X 299 White Jb
Hatch Vent 299 X 299 White Jb
SAW-36387W
$582.30 $612.95
$30.65 off RRP of $612.95
$8.44 off RRP of $168.75
$5.66 off RRP of $113.30
$5.66 off RRP of $113.30
$96.14 $101.20
$5.06 off RRP of $101.20
$96.14 $101.20
$5.06 off RRP of $101.20
$174.85 $184.05
$9.20 off RRP of $184.05
$208.81 $219.80
$10.99 off RRP of $219.80
$259.35 $273.00
$13.65 off RRP of $273.00
$3.16 off RRP of $63.30
$6.64 off RRP of $132.85
$179.93 $189.40
$9.47 off RRP of $189.40
$281.72 $296.55
$14.83 off RRP of $296.55
$179.93 $189.40
$9.47 off RRP of $189.40
$281.72 $296.55
$14.83 off RRP of $296.55
$179.93 $189.40
$9.47 off RRP of $189.40
$281.72 $296.55
$14.83 off RRP of $296.55
$99.04 $104.25
$5.21 off RRP of $104.25
Boat hatches and portlights serve a range of functions deck access, cabin ventilation, natural light and emergency egress and getting the right style and size for each opening matters for both function and long-term watertight performance. In Australian conditions, UV resistance and sealing quality are particularly important given the combination of high solar intensity and regular coastal spray. This range covers opening deck hatches, flush hatches, portlights and inspection port options for new installations and replacement projects on Australian coastal vessels.
Hatches vs Portlights
A hatch is an opening in the deck or cabin top that allows crew access or provides ventilation. A portlight is a window unit fitted into the cabin side or coach roof, primarily for light and ventilation. Both require proper sealing, but a deck hatch faces more demanding watertightness requirements than a cabin-side portlight. For cabin-specific options, browse cabin hatches and portlights. For access plates and covers, see boat inspection ports.
Lens Material and UV Resistance
In the Australian sun, standard acrylic lenses can yellow, craze and become brittle with prolonged UV exposure. Polycarbonate or UV-stabilised acrylic lenses hold their clarity and impact resistance significantly better over time in high-UV coastal environments. For any hatch that sees regular direct sun, prioritise UV-rated lens material the performance difference over three to five years in Australian conditions is substantial. For the full range of boat deck hardware, browse the deck hardware category.
Boat Hatches & Portlights FAQ
What is the difference between a hatch and a portlight?
A hatch is an opening for access or ventilation flush, opening or frameless. A portlight is a window unit in the cabin side or coach roof for light and ventilation rather than crew access. Both require proper sealing but have different watertightness requirements based on their position.
Are acrylic or polycarbonate lenses better for Australian conditions?
Polycarbonate and UV-stabilised acrylic maintain clarity and impact resistance better than standard acrylic in Australia's high UV environment. Standard acrylic can yellow, craze and become brittle with sustained direct sun exposure prioritise UV-rated materials for any hatch regularly exposed to sunlight.
What size hatch do I need?
Measure your opening frame-to-frame and check manufacturer cutout dimensions carefully these vary between brands. Access hatches need to be large enough for safe passage; ventilation hatches can be smaller depending on the airflow required.
Can I install a boat hatch myself?
Standard deck hatches with defined cutout dimensions are within the capability of an experienced DIYer with the right tools. Use marine-grade sealant on all contact surfaces and follow the manufacturer's installation instructions for fastener requirements. For offshore or structurally complex installations, professional fitting is advisable.
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