Warhammer 40,000 =FREE= Weekend on Steam

All classic rts W40k games with addons are free to play for the next 3 days until Sunday 1 PM Pacific Time (9 PM UK time)
http://store.steampowered.com/sale/warhammer/
+deals up to 75%

list of games:
Dawn of War – Game of the Year Edition
Dawn of War – Dark Crusade
Dawn of War – Winter Assault
Dawn of War – Soulstorm
Dawn of War II
Dawn of War II – Chaos Rising
Dawn of War II – Retribution

View attached image.