Weather-Resistive Barrier (WRB)

Related terms

• House Wrap

  A synthetic WRB sheet (e.g., Tyvek) lapped shingle-style and taped, integrated with window/door flashing to keep bulk water out of the wall.

• Weep Hole / Weep Screed

  Drainage outlets at the base of brick veneer or stucco that let trapped water escape. Blocked weeps trap moisture and rot the wall.

• Water Table / Belt Course

  A projecting horizontal trim that visually breaks a tall wall and sheds water at a transition between siding types or stories.

• Window Flashing Integration

  The shingle-lapped sequencing of sill pan, jamb, and head flashing with the WRB so water always drains out and down, never into the wall.

• Vinyl Siding

  Interlocking PVC panels — the most economical, low-maintenance cladding. Quality varies by panel thickness; must be hung loose to move wi…

• Wood Siding

  Natural cedar/pine in clapboard, shingle, or shake form — classic and repairable but the highest maintenance (paint/stain cycles, rot wat…

• Under-Deck Drainage

  A membrane or panel system below the joists that channels water away, creating dry usable space under an elevated deck.

• Tropical Hardwood (Ipe)

  Dense, durable hardwood decking (ipe, cumaru) that lasts decades but is heavy, hard to fasten, costly, and needs sourcing diligence.