| Type | Scope | Key Controls | MOL Notice |
|---|---|---|---|
| Type 1 | Non-friable, small qty | Wet methods, HEPA vac, half-face resp, 6-mil poly | No |
| Type 2 | Larger non-friable or small friable | +Full enclosure, negative air (HEPA), decon, air monitoring | No |
| Type 3 | Friable, any quantity | +Triple poly, 3-stage decon, PAPR/supplied air, continuous monitoring | 14 days |
Fines: up to $100K individual / $1.5M corporate. MOL conducts targeted inspections.
| Material / Location | Hazard | Era |
|---|---|---|
| 9″ × 9″ floor tiles & black mastic | Asbestos (chrysotile) | 1940s–1980 |
| Pipe & boiler insulation | Asbestos (chrysotile, amosite) | 1930s–1980 |
| Drywall joint compound | Asbestos (chrysotile) | 1950s–1980 |
| Vermiculite attic insulation | Asbestos (tremolite) | 1940s–1990 |
| Stipple/popcorn ceiling | Asbestos (chrysotile) | 1950s–1980 |
| Painted surfaces (trim, sills) | Lead paint | Pre-1978 |
| Fluorescent ballasts | PCBs | 1950s–1980 |
| Thermostats | Mercury | Any age |
| Item | Requirement |
|---|---|
| Ontario OEL (RCS) | 0.025 mg/m³ (8-hr TWA) — O. Reg. 833 |
| Primary control | Wet cutting mandatory for concrete/masonry |
| RPE — low dust | N95 minimum |
| RPE — cutting/grinding | Half-face P100 |
| RPE — heavy/prolonged | Full-face PAPR |
| Area | Response |
|---|---|
| < 1 m² | Trained staff, basic PPE |
| 1–10 m² | Containment + HEPA filtration |
| > 10 m² | Professional remediation, full containment |