Standard Screw-Out Inspection Port - White - 100mm (4 inches) Opening
UV-resistant polypropylene inspection port with screw-out lid and O-ring seal.
Specifications and product details
Colour: White
Inside opening: 100mm (4 inches)
Outside diameter: 145mm
Product code: RWB2750
Keep access points practical and organised
Inspection ports and deck plates provide access to areas that otherwise remain concealed behind a panel or deck. Choosing the right opening size can make routine checks and servicing more convenient. Compare the clear access opening, outside diameter and required cut-out separately, as each measurement has a different purpose.
Selection and fitting
Before installation, check for cables, hoses and structural obstructions behind the intended position. Allow enough room to remove or open the cover and reach the equipment behind it. Use only the mounting and sealing arrangement specified for the selected model. Keep the mating surfaces clean and inspect any seal during routine maintenance. When replacing an existing unit, identify the complete frame and lid arrangement rather than assuming matching diameters guarantee interchangeable parts.
The colour or finish listed above identifies this particular version. Consider it alongside the surrounding cabin or deck fittings when planning a coordinated replacement. Appearance is only one part of the choice: also compare the stated dimensions and mounting details so that the selected item suits the space as well as the desired finish.
For a refit, take measurements before removing the existing item and retain a note of its position and orientation. This gives you a useful reference when checking the replacement and helps keep related fittings aligned throughout the job.
Order Standard Screw-Out Inspection Port - White - 100mm (4 inches) Opening from RHS Boating & Marine using product code RWB2750. The specifications above identify the listed version, helping you compare it with the dimensions and equipment on your boat before placing your order.