I believe what you are describing is a vacuum, in which there is a space with absolutely no matter. In this situation, assuming the walls are strong enough to withstand the enormous amounts of pressure, it would simply be empty space.
You clean walls top to bottom because the germs fall down and you want to catch them
yes! i install emt,grc,imc and PVC in block walls everyday.
Build walls around it
Block work is used to construct walls in Buildings of residential and commercial
glucose
Termites burrow into concrete block walls. Termites live in many types of structures. In addition to walls they also live in baseboards and slabs.
The fats will bond with the vessel walls, causing them to harden and eventually block.
Rachel Ferrance
along the walls
To effectively waterproof concrete block walls inside your building, you can apply a waterproofing sealant or membrane to the walls. This will help prevent water from seeping through the concrete blocks and causing damage. Additionally, you can also ensure proper drainage around the building to divert water away from the walls.
To effectively seal cinder block walls and prevent moisture infiltration, you can use a waterproof sealant or paint specifically designed for masonry surfaces. Make sure to clean the walls thoroughly before applying the sealant and follow the manufacturer's instructions for proper application. Additionally, improving the durability of cinder block walls can be achieved by using a breathable waterproofing membrane or installing a drainage system to redirect water away from the walls.
The are 6, four sides, a top and a bottom.