Search Results for: moisture behind stucco

Introduction EIFS is an exterior insulation system with a foam board base and a thin textured finish, while hard-coat stucco is a cement-based, multi-layered plaster bonded to masonry or a lath substrate. In plain jobsite terms: EIFS feels lighter and can have a separation behind the finish, whereas hard-coat stucco is rigid and is trowel-applied […]

Introduction Drainage stucco is a cladding system designed to let water that gets behind the finish drain out, while barrier stucco is meant to shed water at the surface and keep moisture out; that’s the practical difference. Think of drainage as a layered system with a gap or channels to manage moisture and barrier as

Introduction Stucco moisture meter readings are simply numbers that tell you how much moisture a meter senses in the wall material and whether that moisture might need attention. Think of the reading as one piece of a hands-on inspection—compare it to what you see on the surface and to any invasive checks before deciding if

Introduction Stucco clearance over walkways means keeping the bottom edge of an EIFS or stucco finish high enough and detailed so moisture doesn’t wick into the walking surface; in plain terms, it’s about creating a gap and proper flashing so water drains away instead of soaking the path. For DIYers that can mean trimming finish,

Introduction Stucco termination at brick or stone is the method of finishing and sealing the edge where stucco meets masonry so water is kept out and movement doesn’t crack the finish. Do the job with a clear gap for flashing, a solid backstop, and a termination trim that lets water drain; check product labels and

Introduction Stucco at window sills is the way the exterior plaster and the window flashing work together to shed water away from the opening; a proper setup keeps water off the wall below and prevents staining. In practice that means installing a flashinged sill, a drip edge or kerf, and end dams where the stucco

Introduction Galvanic corrosion is a common issue that affects stucco accessories, particularly metal beads and trims. This process causes rust stains on your otherwise pristine exterior, marring its appearance and potentially leading to more serious damage over time. The good news? Understanding the cause of this problem can help you prevent it from happening again.

Rust Stains at Stucco Beads: Start With the Source Orange or brown streaks at a stucco bead, casing bead, reveal, weep screed, or fastener do not prove galvanic corrosion. Ordinary corrosion of exposed or cut steel, water leaking from flashing, and rust bleeding from concealed lath can produce similar stains. Treat galvanic corrosion as a

Introduction Painting stucco with maximum breathability means choosing and applying coatings that let moisture vapor move through the wall rather than trapping it behind the finish. In practice that means picking a paint or coating labeled for masonry/stucco breathability and preparing the surface so the coating can adhere and perform; check product labels and manufacturer