Plasterers, drywall installers and finishers and lathers perform some or all of the following duties:

• Read blueprints and determine wall and ceiling layouts and material requirements
• Install metal stud framing, laths, and furring for wall and ceiling systems
• Measure, cut, and install drywall sheets on walls and ceilings
• Secure drywall panels to studs using nails, screws, or adhesives
• Install corner beads and protective edges for structural durability
• Fill joints, holes, and cracks using joint compounds and finishing tools
• Apply tape over joints and embed into compound for reinforcement
• Sand and finish surfaces to achieve smooth, paint-ready results
• Install suspended ceiling systems and acoustic panels
• Apply plaster, stucco, and decorative finishes to interior and exterior surfaces

These are the typical employment requirements and certifications required in Canada:

• Completion of secondary school is typically required
• Completion of a three- to four-year apprenticeship program OR equivalent experience
• Over three years of work experience may substitute formal apprenticeship
• Trade certification is compulsory in Quebec and voluntary in other provinces
• Red Seal endorsement is highly recommended for national mobility
• Strong attention to detail and finishing skills are essential
• Knowledge of drywall systems, plastering techniques, and finishing tools is required
• Ability to work with modern prefabricated and fire-rated systems is important