BlocOut 40 Cassetted Black-Out System

Code: bloc

The award winning blackout system combines an aluminium cassette with precision engineered side rails, to create a blind which blocks out both light and draughts.

The system can reduce heat loss through the window by up to 43% (independently tested by the BBSA) resulting in significant savings on home heating costs when combined with the right fabric. The blind is a chain free option which is Safe By Design and perfect for areas with children.

The system offers an unmatched level of darkness which is not possible which any other blackout blind currently available on the market. Perfect for bedrooms, nurseries, home cinema rooms and more and ideal for shift workers, light-sensitive sleepers and those with rooms affected by off-street lighting.

All fabrics are 100% Black-Out

Max Width 1800mm x Max Drop 1500mm

The Bloc 40 can also be used as a Cassetted ROOF Blind -
MAX SIZE 1200 x 1200mm

BlocOut 40 Cassetted Black-Out System Bloc Blinds BlocOut 40 Cassetted Black-Out System BlocOut 40 Cassetted Black-Out System BlocOut 40 Cassetted Black-Out System

Quick Order

Order or price multiple blinds of the same colour, change all the options together or edit the options for each blind separately.

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Technical download pdf

Technical download pdf contents


Our total blackout roller blind system provides complete blackout, blocks draughts & prevents heat loss. Masterfully engineered, this system offers the following benefits

  • Features

    • Effective blackout for better sleep
    • Easy to Measure, Easy to Fit
    • Custom made side rails and bottom seal
    • Child safe & chain free
    • Spring operated mechanism.
    • Reduce heat loss and heat gain
    • High quality blackout fabrics
    • 3-year guarantee [on fixtures]
    • Side rails 32mm width come in 3 colour options
    • Top cassette 60mm Height, 52mm Depth

How to Measure

As this blind is a framed cassetted system it is important that your window is square.

If not please provide the narrowest width x drop sizes.

For a internal recess we require a depth of 55mm+

How to Measure Video

Instructions as to how to measure your window for our Award Winning BlocOut Blind.

This product requires no power tools to install and will provide you with both a total blackout blind and certified improvement in your energy efficiency.



How to Fit - PDF"s and Video's

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Samples cost just £1 each, you will automatically receive a £5 promotional code off your future blind order.
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