Portlights Closures - for Portlight blinds and privacy

This item is temporary out of stock
Pickup currently unavailable at 1500 Australian Avenue

Window or porthole CloZure (porthole blind) -  for use when curtains and shades don't work.

CloZures functionality
The clozures shutter or sometimes referred to as hatch shades, portlight covers, and pleated shades is a simple and elegant solution for replacing those dusty curtains or broken shades.
Ez closure - porthole blind

Product details:

  • The shutters offer 100% UV protection and will make your boat’s interior 15 deg. cooler on a hot sunny day.
  • Sunlight will filter through the shutters so the interior remains bright
  • When closed at night the shutters provide 100% privacy.
  • Available in 3 colors - White, Sea Shell, Black on White
  • The room darkening shutter is black on the inside and white on the outside.

 Porthole closure - blindPorthole closure or blind

2 layers of plasticvelcro backing removal

CloZures® shutters are made from 2 pieces of 0.030 thick Polycarbonate which have been silkscreened and processed to size on automated equipment. They are manufactured using the latest UV material and technology. They function by simply moving one layer on top of the second layer, thus opening or closing the shutter.

CloZures® are attached to the lens/glass of the portlight or hatch via 3M low profile Dual Lock, (a Velcro type material). To install simply remove the red liner exposing the acrylic adhesive, then position and press firmly to the lens/glass. They are easily removed for cleaning.

Sometimes referred to as :

shade for the window or shade for a door

shade for door window

Portlights closures

Portlights closure

portlight shade


portlight covers

pleated shades

pleated shade

hatch shades

door window shades

door window shade

DIY boat shade

clozures shutter

boat window blinds

Shipping Information

Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship 2-3 business days when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.

About Us

Mission Statement

It is the mission of Canvas Designers® to design, manufacture and deliver the consumer and our customers with the finest, high quality products, and, to lead the marine industry in innovation, design, professionalism and technologically advanced processes.

Through our culture, our drive and the expertise of each individual employee we are uniquely positioned to provide best in class services and products.

We will do this by managing our business with integrity and the highest ethical standards, while acting in a socially responsible manner with particular emphasis on the well-being of our teammates, consumers and customers.

We appreciate you taking the time to look at our products. It is our honor to serve the marine community since 1985.

If you have any comments or questions, e-mail info@canvasdesigners.com.


Michael Erickson, President

Canvas Designers® Inc.

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