A two-day marketing challenge forces the teams - and their homes, in the spotlight, and after seven gruelling weeks, the house exteriors are proving to be their toughest project of all.
Relentless rain makes for chaotic backyard renovations; and a backbreaking challenge runs late into the night.
Will everyone finish their front yards in time for judging? And an eco-friendly challenge leaves one couple at war.
The front yard renovations are threatened by wild weather; and the blokes blossom in a floristry challenge.
It's judgement day for the master bedrooms and ensuites; and the teams tackle a massive maze to make outdoor furniture.
It's master bedroom and ensuite week on The Block NZ. As well as renovating, the couples face a shattering challenge - to create mosaic masterpieces.
It's judgement day for the kitchens and dining rooms; and the teams style a room for a magazine cover shoot.
It's kitchen and dining room week on The Block NZ; and the couples head to Hilton Auckland for a gardening challenge.
It's judgement day for the living rooms; and the couples are challenged to transform a plain white room into one inspired by Dulux paint colours.
The couples must makeover two rooms; and are challenged to build a beautiful home - for man's best friend.
It's judgement day for the couples' bathroom and laundry renovation. Plus, dinner parties turn to dinner wars as one couple swindles the rest of The Block NZ.
The contestants must renovate their bathrooms and laundries and cook dinner parties for the others on The Block NZ. But will every couple play fair?
It's water torture as the couples get soaked in a plumbing challenge, then the race is on to finish their third bedrooms.
The couples compete in a trash to treasure challenge, using second-hand materials to create a new piece of furniture or art.
One couple make a potentially game-changing decision; Shannon sets the couples a distressing challenge; and judges Victoria Bidwell and Stewart Harris assess the first room makeovers.
The couples begin their first room renovation and Mark challenges them to build a wall to his exact measurements – with a prize that will turn the competition upside down.
The teams step inside their houses for the very first time, and discover just how beat-up they really are with ripped walls, rotten floorboards and dead rodents.
The Block NZ premiere sees the series' four couples come together for the very first time as they are sent on a treasure hunt around Auckland. At stake, $25,000 and the first pick of the four houses.