PSU Extensions?

I have this: http://www.corsair.com/en-us/rm-series-rm1000-80-plus-gold-certified-power-supply

So would these :http://www.scan.co.uk/products/corsair-individually-sleeved-psu-dc-cable-kittype-3-(gen-2)-for-axi-ax-hx-rm-txm-blue

Work with any psu extension cables?

Help would be appreciated :)