What is blue drywall?

Blue board drywall is also known as plaster baseboard. Blue board is used for veneer plastering, and the surface paper has special absorption qualities. It has a high water and mold resistance and there are fewer steps involved in veneer plastering. Blue board drywall is not made for mud, tape, or paint.

What is the difference between green and blue drywall?

Unlike the green board drywall, blue board works great in bathroom areas or places that get in contact with water. It is perfect for wet areas because it has great mold and water resistance qualities. It was not made for tape, mud or paint but it certainly does a good job at minimizing noise and offering low emissions.

What is the difference between blue board and drywall?

Drywall panels are covered with paper that will take paint directly, once they've been taped and the joints and fasteners have been covered with compound. Blueboard's more absorbent paper layer is designed to bond with a veneer plaster coating before it's painted.

What is blue paper drywall?

Blue board still has the same gypsum interior, but the outside is coated in a blue paper, hence the name. This blue paper is designed to bond with a specific kind of plaster. This allows builders much more control over the final texture and smoothness of the walls after the plaster application.

Is blue drywall mold resistant?

At a Glance: Green Board, Blue Board, Purple Board

Green board, or greenboard, has a moisture-resistant coating on the side facing the room, and this is what prevents mold from finding a home.

Drywall vs. Blueboard Explained

Is blue Board water proof?

It's a type of drywall plaster that can protect against scrapes and dents when used alone. Blue board may also conceal seams or joints between wall panels. It's not waterproof or water-resistant, so it could potentially be destroyed to do this.

Do you have to plaster over Blueboard?

When finishing blue board drywall, instead of applying several coats of joint compound to the seams between boards, a quick tape-and-plaster treatment to the joints is applied, and then the entire wall surface is covered with one or two thin (1/8 inch thick) coats of plaster.

Is gypsum board the same as Blueboard?

Blueboard still has the same gypsum interior, but the outside is coated in a blue paper, hence the name. This blue paper is designed to bond with a specific kind of plaster.

When should I use Blueboard?

Blue board is used for veneer plastering, and the surface paper has special absorption qualities. It has a high water and mold resistance and there are fewer steps involved in veneer plastering. Blue board drywall is not made for mud, tape, or paint.

Can Blueboard be painted?

Painting the blueboard will not cover up all your joins. Also, due to the dryness of the blueboard you would need a number of coats as the first couple tend to suck into the blueboard, this can also lead to colour variation and brush marks.

Can you use joint compound on blue board?

Yes you can, but it is meant as a backer for plaster veneer. As a little added info. Green board is used mostly in bathrooms, not blue board. In all of the bathrooms I have seen in homes I worked on, none has ever had anything other than regular mud over the joints.

What is the PURPLE drywall for?

National Gypsum has developed Purple drywall that is moisture, mold, and mildew resistant. This means less water and mold damage in homes keeping construction debris from landfills. In addition, within the line of Purple drywall products, are sheets that stand up to abuse and impact.

Can I use PURPLE drywall in shower?

Ensure your bathroom is an oasis, not a petri dish

In your bathroom, the forecast always calls for a chance of showers – or maybe a bubble bath. That's why easy-to-install PURPLE XP® Drywall is moisture-, mold- and mildew-resistant, so you can keep walls and ceilings fresh and clean for years to come.

What kind of sheetrock do you use in a shower?

Green. Green drywall is a type of drywall that's mold resistant and is used in applications where moisture can be an issue—so most commonly, bathrooms. To maximize the mold resistance, use mold-resistant drywall mud, aka joint compound. Green drywall generally costs about 20% more than regular drywall.

Is blue board and green board the same thing?

While standard drywall is the gray hue you are probably familiar with, some specialty drywall is known by its color, much like blue board. Green board is a term used for mold-resistant drywall that is common in bathrooms and other moisture prone places.

What does blue board look like?

Blue boards are essentially plaster covered by two thick sheets of paper. The paper is not waterproof, which is why you should not try to paint over it or let it get wet. The boards will soak up the moisture rather than expel it (source), which won't look right or last long after installation.

How strong is Blueboard?

Blueboard is a very strong sheet with blue color of tint, and it can be used for cladding in external walls and louvers of all types, so it can have high strength. Very popular primed blueboard cement sheet in standard sizes. Available in 2440 x 1200 x 7.5 size.

Is Blueboard still available?

Discontinued from 2 August 2021 in favour of a more contemporary product.

Is Blue board the same as cement sheet?

Concrete sheeting is also known as cement board, blueboard, and fibre cement sheeting or siding. It is made by sandwiching a layer of concrete between a glass fibre mesh. Concrete sheeting once contained asbestos to improve its fireproofing ability.

Do you have to render Blue Board?

Like plasterboard or drywall it is manufactured in sheets from a layer of gypsum sandwiched between two thick sheets of paper. It is not waterproof or water resistant, so it needs to be rendered to achieve this.

Can you use blue drywall in a bathroom?

Blue board is a plasterboard made for backing for plastering. It is also water resistant, so it works for bathrooms and as a tile base.