A lot of people want to paint a room themselves after moving to Canada — either as a fresh start, or because a wall needs more than just a spot touch-up before moving out. This guide covers the full DIY interior painting process, step by step, with realistic time and cost estimates for first-timers.
Before You Start: Get Landlord Permission First
If you’re renting, you need written consent from your landlord before painting. Under BC’s Residential Tenancy Act, tenants cannot make structural changes — including painting — without permission. Paint without asking and you risk being charged for restoration at move-out.
If the landlord agrees, clarify upfront whether you’ll need to repaint it back to the original colour when you leave.
Tools You’ll Need
Everything below is available at Home Depot, RONA, or Canadian Tire.
| Tool | Purpose | Est. Cost |
|---|---|---|
| Roller + roller tray | Covering large flat surfaces | $10–15 |
| 2″ angled brush | Corners, edges, trim | $6–10 |
| Masking tape (FrogTape or ScotchBlue) | Protecting trim and casings | $8–12 |
| Drop cloth | Floor protection | $5–15 |
| Spackling + putty knife | Filling holes and defects | $8–12 |
| Sandpaper 120 + 220 grit | Surface prep | $5–8 |
| Paint (1L–3.7L) | Main material | $20–45 |
| Total | $62–117 |
Step-by-Step Process
Step 1 — Surface Prep (Most Important)
“80% of painting is preparation” is not an exaggeration.
- Fill any nail holes or scratches with spackling; sand smooth once dry
- Wipe the entire wall with a dry cloth or microfibre to remove dust
- For greasy areas (near kitchens), clean with Sugar Soap or TSP solution first
Step 2 — Masking
- Apply masking tape along window frames, door casings, outlets, and baseboards
- FrogTape gives cleaner lines than standard masking tape — worth the extra cost
- Lay down drop cloths to protect the floor
Step 3 — Primer (If Needed)
You’ll need primer if:
- Changing to a significantly lighter colour
- Painting over a repaired area
- Working on new drywall
For a straightforward colour refresh, “paint + primer in one” products let you skip this step.
Step 4 — Cutting In
Using a brush, paint a 5–8 cm band along the ceiling line, corners, and anywhere the roller can’t reach cleanly. This is called “cutting in.” Do this before rolling — it creates a clean edge for the roller to work up to.
Step 5 — Rolling
- Load the roller evenly, removing excess on the tray’s ridged section
- Apply in a W or M pattern to distribute paint, then finish with vertical strokes
- Two thin coats are always better than one thick coat
Step 6 — Dry and Second Coat
- Let the first coat dry at least 2–4 hours (check the label)
- Apply the second coat once fully dry — two coats gives full, even coverage
Step 7 — Remove Masking Tape
Remove tape while the second coat is still slightly tacky (not fully dry). Removing it after the paint fully hardens can pull the edge off with it.
Realistic Time Estimate (One Room, ~12–15 m²)
| Task | Time |
|---|---|
| Prep (repairs + masking) | 1–2 hours |
| First coat + drying | 1 hour + 2–4 hours wait |
| Second coat + drying | 1 hour + 2–4 hours wait |
| Cleanup | 30 minutes |
| Total | One full day (a weekend day) |
Final Thought
Once you’ve done it, you’ll wonder why it seemed intimidating. The two things that make the biggest difference: proper surface prep and two thin coats. Get those right and the result speaks for itself.
This wraps up Series B. We hope it’s been a useful practical reference for renters in Canada.
📌 ← Part 3: Paint Finish Types in Canada — Flat, Eggshell, Satin: Which to Buy?