How to find and use the Pump Room in Blue Prince
Every room in Blue Prince holds immense significance, whether a standard room or a colorful one. One such area is the Pump Room, which demands a specific requirement to access. Here's your guide on how to unlock and make use of the Pump Room in Blue Prince. Table of contents Where to find Pump Room in Blue Prince How to use Pump Room in Blue Prince How to solve Boiler Room puzzle in Blue Prince Green tank #1 Green tank #2 Green tank #3 How to activate Boiler Room Where to find Pump Room in Blue Prince To find the Pump Room in Blue Prince, you must unlock the Pool, which also gives you access to the Locker Room and Sauna. Typically, it costs one gem to open the Pool, so be sure to come prepared with this resource. Screenshot by Destructoid Unfortunately, the Pool won't give you access to the Pump Room straight away. You still have to find it when exploring Mt. Holly. It took me several in-game days to finally land on it, and the same situation might happen to you. How to use Pump Room in Blue Prince The Pump Room allows you to control the water flow throughout the estate. You can drain or fill up the water in the following areas: Fountain Reservoir Aquarium Kitchen Greenhouse Pool To change the flow of water in a room, you must first look for Blue Prince's Pump Room Schematic to see the complete layout. Screenshot by Destructoid The numbered pipes shown on this paper correspond to the pipes inside the room and the lit panel. So, if there's a particular room you want to drain or fill, you'll have to follow the piping and then interact with one of the pumps (objects with the red lever) connected to it. Screenshot by Destructoid Screenshot by Destructoid If you push up the lever on the pump, it will drain the room. But if you push it down, it will fill it up. You'll most likely be draining the rooms to uncover hidden secrets. Areas like the Fountain, Reservoir, and Pool seem to benefit you the most when the water decreases. While the Pool offers rewards at the bottom, the Fountain can lead to the basement for the Antechamber. The Reservoir requires you to activate the power in the Boiler Room first to utilize the Pump Room's Reserve Tank. How to solve Boiler Room puzzle in Blue Prince When you find the Boiler Room, your first task is to turn the valves on three green tanks. One will be easy to access, but the others will be more challenging. Green tank #1 Screenshot by Destructoid Go to the bottom level of the Boiler Room and turn the valve. The pointer should now be in the green zone. Green tank #2 Screenshot by Destructoid A barrier will block the second green tank, so you'll have to adjust the red pipes on the ground. Your goal here is to activate the moving panels near this tank and then get it to stop in the right position. The correct layout should have the straight-line pipe facing the stairs, while the other should connect the pipes to the second tank. Green tank #3 Screenshot by Destructoid The last green tank is blocked off on the second floor. To reach it, you'll have to interact with the red pipes, with one pointing to the stairs and the other toward the red mechanism. You should also have the small lever (to the right of the first green tank) switched to the sideways position. This lever turns on the box for the elevator, allowing you to use it. Go up and turn on the last green tank. How to activate Boiler Room After you've activated the third green tank, turn the second-floor lever to the left. You should also open the gated door to give you free access to this floor without the elevator. Screenshot by Destructoid Go to the bottom level to turn the straight-line pipe away from the stairs. Then, turn the other red pipe to produce a T-shape. Lastly, ensure the small level is facing upwards. It should look like this: Screenshot by Destructoid Return upstairs to activate the Boiler Room. If you see three lit circles, you'll know you've done it correctly. Screenshot by Destructoid You can change the pipe directions to activate specific areas, such as the Pump Room. Adjust the piping for the Reserve Tank in the Pump Room to drain the Reservoir. This area will take you on the path to Room 46, but you'll still have to complete a few more puzzles. For more help on Blue Prince, check out our guides on all achievements and safe code combinations. The post How to find and use the Pump Room in Blue Prince appeared first on Destructoid.

Every room in Blue Prince holds immense significance, whether a standard room or a colorful one. One such area is the Pump Room, which demands a specific requirement to access. Here's your guide on how to unlock and make use of the Pump Room in Blue Prince.
Table of contents
Where to find Pump Room in Blue Prince
To find the Pump Room in Blue Prince, you must unlock the Pool, which also gives you access to the Locker Room and Sauna. Typically, it costs one gem to open the Pool, so be sure to come prepared with this resource.
Unfortunately, the Pool won't give you access to the Pump Room straight away. You still have to find it when exploring Mt. Holly. It took me several in-game days to finally land on it, and the same situation might happen to you.
How to use Pump Room in Blue Prince
The Pump Room allows you to control the water flow throughout the estate. You can drain or fill up the water in the following areas:
- Fountain
- Reservoir
- Aquarium
- Kitchen
- Greenhouse
- Pool
To change the flow of water in a room, you must first look for Blue Prince's Pump Room Schematic to see the complete layout.
The numbered pipes shown on this paper correspond to the pipes inside the room and the lit panel. So, if there's a particular room you want to drain or fill, you'll have to follow the piping and then interact with one of the pumps (objects with the red lever) connected to it.
If you push up the lever on the pump, it will drain the room. But if you push it down, it will fill it up. You'll most likely be draining the rooms to uncover hidden secrets. Areas like the Fountain, Reservoir, and Pool seem to benefit you the most when the water decreases. While the Pool offers rewards at the bottom, the Fountain can lead to the basement for the Antechamber. The Reservoir requires you to activate the power in the Boiler Room first to utilize the Pump Room's Reserve Tank.
How to solve Boiler Room puzzle in Blue Prince
When you find the Boiler Room, your first task is to turn the valves on three green tanks. One will be easy to access, but the others will be more challenging.
Green tank #1

Go to the bottom level of the Boiler Room and turn the valve. The pointer should now be in the green zone.
Green tank #2

A barrier will block the second green tank, so you'll have to adjust the red pipes on the ground. Your goal here is to activate the moving panels near this tank and then get it to stop in the right position. The correct layout should have the straight-line pipe facing the stairs, while the other should connect the pipes to the second tank.
Green tank #3

The last green tank is blocked off on the second floor. To reach it, you'll have to interact with the red pipes, with one pointing to the stairs and the other toward the red mechanism. You should also have the small lever (to the right of the first green tank) switched to the sideways position. This lever turns on the box for the elevator, allowing you to use it. Go up and turn on the last green tank.
How to activate Boiler Room
After you've activated the third green tank, turn the second-floor lever to the left. You should also open the gated door to give you free access to this floor without the elevator.
Go to the bottom level to turn the straight-line pipe away from the stairs. Then, turn the other red pipe to produce a T-shape. Lastly, ensure the small level is facing upwards. It should look like this:
Return upstairs to activate the Boiler Room. If you see three lit circles, you'll know you've done it correctly.
You can change the pipe directions to activate specific areas, such as the Pump Room. Adjust the piping for the Reserve Tank in the Pump Room to drain the Reservoir. This area will take you on the path to Room 46, but you'll still have to complete a few more puzzles. For more help on Blue Prince, check out our guides on all achievements and safe code combinations.
The post How to find and use the Pump Room in Blue Prince appeared first on Destructoid.