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Which blind mechanism for which household
Fabric gets the attention; the mechanism gets the use. Here's how the three options actually differ in daily life, and the child-safety rules that should shape the choice in any home where small people roam.
Match the mechanism to the life of the window
Forget the hardware for a second and count touches. A blind you adjust twice a day is a different purchase from one you adjust twice a year, and a window a toddler can reach is a different category altogether.
- Kids in reach → cordless. A spring-assisted blind moved by its bottom rail has nothing dangling, nothing to loop, nothing to retrofit. In kids' rooms and playrooms it isn't a style choice; it's the sensible default.
- Ordinary reachable windows → chain. The workhorse. Robust, easily serviced years later, and cheap enough that a whole house of them leaves budget for the fabric that actually changes the room. Fitted with its loop restrained, always, see below.
- High, wide, many, or daily → motorised. Stairwell glass, walls of west windows, banks of three or more that move together, or hands that find pulling hard work. One press replaces a lap of the room. Battery tubes avoid an electrician; timers make the west shade drop before the heat arrives.
What the Australian rules actually require
Corded internal window coverings are covered by mandatory product-safety standards, because a loose looped cord at child height is a strangulation hazard, a real one, with real deaths behind the rule. Australia's requirements, in plain terms:
- A cord must not be able to form a loose loop of 220 mm or longer at or below 1,600 mm from the floor.
- Loops are restrained with a tensioner or cleat, fixed as high as practical, at least 1,600 mm up.
- Installed coverings carry the required warning and identification labels, fitted and left in place by the installer.
The authoritative wording is published by Product Safety Australia. Two honest notes: any corded blind sold and installed in Australia must be installed this way, so treat the restraint as non-negotiable practice rather than a premium feature; and if you're renovating with existing corded blinds, retrofitting tensioners is fast, cheap work worth doing this week, not someday.
The quiet costs, both directions
Motorisation's real cost isn't the motor, it's specifying it where a chain would have done. And the chain's real cost isn't the part, it's ten years of daily use on the wrong window. The measure is where this gets settled: who uses the window, how often, and what they can reach. We'll put a mechanism call beside every line of the quote, with the reason.
Sources
Product Safety Australia: Corded internal window coverings (mandatory standard). The loop-size and height figures above paraphrase this standard; the source text governs.