Drywall expansion joint covers for concrete china supplier

Expansion Joint Installation:

1. Install expansion joint covers in accordance with the manufacturers instructions. Align work plumb, level, and flush with adjacent surfaces. Rigidly anchor to substrate. Make allowances for change in joint size due to difference between installation and building operating temperatures.

2. Set centering bars diagonally at 20 inches on center maximum (or 10 inches on center for heavy-duty Centering bars shall be fully engaged with the base members

3. Fire Rated Joint Covers: Install fire rated covers to requirements of applicable fire rated design. Install fire barriers and flame sealant as require

4. Water Barrier: Provide water barriers at exterior joints and where called for on Drawings. Provide drainage fittings where called for on Drawings.