![](https://res.cloudinary.com/acelab/image/fetch/c_fill,f_avif,h_500,q_auto,w_500/https://res.cloudinary.com/acelab/image/upload/v1707290014/product-files/tVOVgD6gym87ZI-HDfNIL2EYGcYVaLnCjV3sC63Kq68_zrk1fz.jpg)
![](https://res.cloudinary.com/acelab/image/fetch/c_fill,f_avif,h_500,q_auto,w_500/https://res.cloudinary.com/acelab/image/upload/v1707292199/product-files/08kaK-9iR5It5pTQN3Mb_wxV2CFHmuPx6I9l7YC39IQ_qezqwg.jpg)
Master Wall WeatherStop Weather Resistant
- WRBType
- CMU / Masonry, Gypsum Sheathing, ConcreteSubstrate
- Fluid Spray Applied or TroweledInstallation Method
- QuartzMaterial
- Air ImpermeableAir Permeability
- Vapor OpenVapor Permeability
- 07.25.00 - Weather BarriersMasterformat Section
Applications
![Andre Baros](https://res.cloudinary.com/acelab/image/upload/v1694097830/andre-baros_tesroo.png)
Andre Baros
Licensed Architect, AIAGot Questions?
Acelab's team of vetted architects can advise you on your research or get you in touch with a product rep.
![](https://res.cloudinary.com/acelab/image/fetch/f_auto,q_auto/https://res.cloudinary.com/acelab/image/upload/v1706712333/CMS/Home%2520Page/Group_461153_asditk.png)
Unlock all product data with a free Acelab account
With your Acelab account, you can:
View performance and comparisons
Download specs, technical docs, and CAD/BIM files
Access expert live chat for this product