12x1 - The Biggest Block Begins

August 21, 2016

Andy and Ben create an art deco inspired feature in their bedroom and Carlene is inspired by wallpaper for her room. Foreman Keith reminds all the contestants that heritage features must be restored.

12x2 - The Vault Is Opened

August 22, 2016

12x3 - Battle Of The Master Bathrooms

August 23, 2016

12x4 - Master Bathrooms Revealed

August 28, 2016

12x5 - Demolition And Design

August 29, 2016

12x6 - Guest Bedrooms Continue

August 30, 2016

Andy and Ben create an art deco inspired feature in their bedroom and Carlene is inspired by wallpaper for her room. Foreman Keith reminds all the contestants that heritage features must be restored.

12x7 - Budget Blowouts

August 31, 2016

12x8 - 1st Guest Bedrooms Revealed

September 4, 2016

12x9 - The Art Of Art Deco

September 5, 2016

12x10 - Main Bathrooms Continue

September 6, 2016

12x11 - The Roof Top Garden Challenge

September 7, 2016

12x12 - Main Bathrooms Revealed

September 11, 2016

12x13 - 2nd Guest Bedroom Week

September 12, 2016

12x14 - Restoration and Re-purposing Challenge

September 13, 2016

With four days until their guest bedrooms and walk in robes are due for judging, the teams are called to HQ for their first challenge, and the chance to win ,000 cash and a bonus point! It's a restoration and re-purposing challenge.

12x15 - Flooring Disaster

September 14, 2016

Keith and Dan have bad news for Will and Karlie, who have planned on a concrete floor for a large portion of their apartment. Ben and Andy continue their practical jokes on baby boomers Dan and Carleen.

12x16 - Guest Bedroom Reveals

September 18, 2016

Its reveal time for five guest bedrooms, four walk in wardrobes and one ensuite bathroom that impresses all three judges. For one couple, feedback from the judges is devastating and things go from bad to worse when the scores are revealed.

12x17 - Living and Dining Week Begins

September 19, 2016

Another big week begins when the teams get started on their living and dining rooms. Planning the perfect space is key this week and a bitter feud begins for two couples.

12x18 - ,000 Challenge

September 20, 2016

The teams have a chance to win a share of ,000. They must create a home away from home at a Stayz property, embracing the artist and stylist within. Julia and Sasha struggle to see eye to eye on the planning of their dining room.

12x19 - Mid Week Blues

September 21, 2016

Its a gruelling week for all the teams. Ceilings must be redone, floors are ripped up and hefty fines are issued for after hours noise. Julia and Sasha's week goes from bad to worse.

12x20 - Living and Dining Rooms Revealed

September 25, 2016

It's the explosive end to a massive week of renovating. Julia and Sasha struggle to get their room finished and Julia isn't happy with the result. Ben and Andy, the self proclaimed style king, argue about their dining table.

12x21 - Master Bedroom Week Begins

September 26, 2016

The teams are battling it out for the most luxurious master bedrooms and walk in wardrobes they can afford. Dwindling budgets and tight deadlines keep everyone on their toes. The buyers jury judges the best apartment so far.

12x22 - Bubbles Challenge

September 27, 2016

The teams meet Scotty and Shelley for a soap making and wood turning challenge. There's a chance to win cash, and the winning soap will be stocked in David Jones stores across Australia.

12x23 - Budget Blues

September 28, 2016

As the week continues everyone is feeling the budget squeeze, and it goes from bad to worse for one team who are fined for using power tools after hours.

12x24 - Master Bedrooms Revealed

October 3, 2016

The teams race to reveal their master bedrooms and walk in robes. The judges are underwhelmed by some efforts then overwhelmed by impressive features and luxury finishes. Only one team can take home the much need ,000 in prize money.

12x25 - Hallway, Laundry and Powder Rooms

October 4, 2016

The contestants begin their seventh week of renovating, with the hallways, laundries and powder rooms next on the agenda. Progress is very slow as teams hold each other up and Andy and Ben have major budget problems.

12x26 - Tassie Road Trip Challenge

October 5, 2016

The teams arrive in Devonport after a night on the Spirit of Tasmania. They meet Scotty and Shelley for a challenge where they must design a table for their terraces. It's an opportunity to win some rare and expensive Tasmanian timber.

12x27 - Mid Week Mayhem

October 6, 2016

Scotty and Shelley arrive at The Block to check on progress and discover that deadlines are getting the better of some contestants. It is mayhem with three areas to deliver, and some teams wonder if they'll finish their rooms.

12x28 - Hallways, Laundries and Powder Rooms Revealed

October 9, 2016

Tempers fray and frustration takes hold as it becomes clear that some teams will not finish. However there's plenty of wows from the judges, and one team walks away with ,000.

12x29 - Kitchen Week Begins

October 10, 2016

After inspecting each other's hallways, laundries and powder rooms, friendships fracture. Attention quickly turns to kitchens and Keith and Dan call a meeting to ensure that all the kitchens are completed this week.

12x30 - Challenge Day

October 10, 2016

There's a chance for one team to win cash. With the help of a craftsman, each team must build a dining table for their terrace, in a theme allocated to them. Block All Stars Dan and Dani are guest judges.

12x31 - Kitchen Week Chaos

October 12, 2016

Kitchen week gets the better of the contestants and budgets are drying up. Designs take shape as installation begins but some teams aren't happy with the outcome.

12x33 - Terrace and Re-do Rooms

October 17, 2016

The most important week of renovating begins as the teams begin work on their terraces. Each team is given ,000 to spend on their re-do room, and it's a chance to improve on the worst room they've delivered.

12x34 - Budget Blues

October 18, 2016

Work on the terraces and roof top garden continues and Keith and Dan go through each apartment with a long list of defects that need fixing. The teams have a chance to win some cash with a dinner party challenge.

12x35 - Brendan Fevola Cooking Challenge

October 19, 2016

The team who puts on the best dinner party for Brendan Fevola and partner Alex will win cash in tonight's challenge. Second place takes home so the stakes are high

12x36 - Terraces Revealed

October 23, 2016

Tonight the contestants hand over their completed terraces and re-do rooms. The judges are impressed but opinions are divided and the scores are tight. The teams discover Scotty's big secret as he reveals their final challenge.

12x37 - The Final Challenge Begins

October 24, 2016

Work on the challenge apartment begins and when the treasurer and project manager is appointed, alliances are formed and things get off to a rocky start.

12x38 - Renovating Roller Coaster

October 25, 2016

The challenge apartment takes shape and it's a roller coaster ride for the teams with sickness, stress and trouble. There's also a sleepover planned, Keith and Dan hand out the lists of defects.

12x39 - Challenge Episode Takes Shape

October 26, 2016

Scotty and Shelley arrive to check on progress. The teams have the chance to win ,000, ,000 or ,000 off their reserves this week and the competition heats up.

12x40 - Challenge Apartment Rooms Revealed

October 30, 2016

Five rooms in the challenge apartment are completed. The judges decide which team has the advantage on auction day. First place receives ,000 off their reserve price, second place ,000 and third place ,000 off their reserves.

12x41 - Final Week Begins

October 31, 2016

The contestants begin their final rooms in the challenge apartment. The budget blues hit hard as Kim's allocation of funds doesn't please any of the other teams and friendships are tested as ten weeks of renovating takes it's toll.

12x42 - Budget Blues and Budget Wins

November 1, 2016

Scotty arrives to talk budget with treasurer Kim and it isn't good news when Scotty is out of pocket. Kim has some welcome news for all the teams except for one. There's a chance to win cash in Scotty's last challenge.

12x43 - Birthday Bash

November 2, 2016

Scotty and Shelley inspect progress of the challenge apartment. All the Blockheads forget their differences and head out to celebrate Chris's birthday and the celebrations are full of surprises.

12x44 - Final Challenge Rooms Revealed

November 7, 2016

Tonight The Block is officially complete as the teams hand over their final rooms of the challenge apartment. There's a special guest judge and another chance to win ,000, ,000 or ,000 off their reserve prices on auction day.

12x45 - Party Time

November 8, 2016

It's time for the contestants to celebrate all they have accomplished in 11 long weeks. Then the five weary teams move out and head home and the Block is open for inspection to the public for the first time.

12x46 - Auction Day

November 13, 2016

It's auction day and the five incredible Block apartments go under the hammer. There's plenty of tension and nerves as Scotty and the contestants watch their auctions unfold.