Lewmar - Low Profile Hatch
Lewmar - Low Profile HatchLewmar - Low Profile HatchLewmar - Low Profile Hatch

Lewmar - Low Profile Hatch

  (3 Reviews)


Manufacturer #:  39900030

Price:  £229.99
RRP:  £290.30
Save:  £60.31
   (£191.66 Exc. VAT)
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Sleekly designed Lewmar Low Profile Hatches are ideal for use on powerboats or small sailing craft.  The larger sizes can be used as foredeck hatches on smaller to mid size yachts.  Lewmar hatches feature their unique sealing system allowing easy acrylic replacement.  All sizes certified for CE Category A, Areas 2, 3 & 4.

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Average Rating (3 Reviews):  
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Exzellent advice
Monday, 26 February 2018  | 

Very good Price together with exzellent advice on the phone and very quick shipping. 5star service!!

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Excellent service
Wednesday, 16 August 2017  | 

Excellent service from SeaTeach with delivery arriving the morning after I had placed an order the previous afternoon.

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new for old
Saturday, 31 December 2016  | 

We had to replace the front hatch on our 26 year old Laser 28 and could not longer purchase the same. However the Lewmar Low Profile fitted the old hole perfectly. Simple to install and very easy to operate. Full marks

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1 of 1 people found this review helpful.

Product Information

  • Hatches should be fitted to a flat surface with a maximum tolerance of ± 1mm
  • Fastening size for lower frame sections use 5mm CSK screws No. 10 UNC 2BA
  • Fastening size at the hinge section use M6 (¼") screws
  • All hatches have a 'Lower Frame Flange' of 15mm

Low Profile Hatch Specifications

Size Style Overall Size

Cut-Out Size

Width (Y) Height (X) Depth (Z) Radius (R) Width (Y1) Height (X1) Radius (R1)
00 Square 281mm 281mm 25mm 72.5mm 211mm 211mm 42.5mm
03 Rectangular 301mm 246mm 25mm 72.5mm 231mm 176mm 42.5mm
10 Square 330mm 330mm 25mm 72.5mm 260mm 260mm 42.5mm
18 Circular 490mm Ø 25mm n/a 420mm Ø n/a
20 Rectangular 417mm 272mm 25mm 72.5mm 347mm 202mm 42.5mm
22 Circular 588mm Ø 25mm n/a 518mm Ø n/a
30 Rectangular 527mm 397mm 25mm 72.5mm 457mm 327mm 42.5mm
40 Square 491mm 491mm 25mm 72.5mm 421mm 421mm 42.5mm
41 Rectangular 491mm 246mm 25mm 72.5mm 421mm 176mm 42.5mm
44 Square 512mm 512mm 25mm 72.5mm 442mm 442mm 42.5mm
50 Rectangular 577mm 447mm 25mm 72.5mm 507mm 377mm 42.5mm
51 'D' hatch 588mm 448mm 25mm 72.5mm 518mm 378mm 42.5mm
54 Rectangular 577mm 467mm 25mm 72.5mm 507mm 392mm 42.5mm
60 Square 577mm 577mm 25mm 72.5mm 507mm 507mm 42.5mm
64 'D' hatch 500mm 600mm 25mm 72.5mm 430mm 530mm 42.5mm
65 Trapezoid   25mm See above

* Cut-Out sizes may change when Trim Kits are used.

Lewmar Hatch & Portlight Fitting Guide (PDF)

Low Profile Hatch Relative Shapes and Sizes

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