Start with the window, not the product
Curtains and blinds can change privacy, glare, insulation and the way a room feels, but a good result starts before drilling. Measure the window, nearby walls and the available clearance first. In many Montreal apartments and condos, windows sit close to a ceiling, corner, radiator, heat pump, sprinkler, alarm device or opening balcony door. Those details affect where a rod or headrail can safely fit.
Measure width, height and projection in several places
Use a rigid tape measure and record measurements in millimetres or to the nearest eighth of an inch. For an inside-mounted blind, measure the opening at the top, middle and bottom, then measure height at the left, centre and right. Window openings are not always perfectly square. The manufacturer may instruct you to use the smallest width, but do not make deductions unless its ordering guide specifically requires them.
For curtain rods, measure the window or trim width, desired overlap on both sides, mounting height and finished curtain length. Also check how far the rod must project so fabric clears handles, deep trim, layered sheers or an existing blind. Marking only one point from the floor can produce a visibly tilted rod when the ceiling or floor is slightly uneven. A level and a visual check against the window are both useful.
- ✓Photograph the entire window and both upper corners
- ✓Record the opening, trim and available wall width separately
- ✓Confirm ceiling clearance and the desired curtain length
- ✓Note handles, cranks, radiators, vents and balcony-door movement
- ✓Keep the product model, instructions and included hardware together
Choose the mounting position before choosing fasteners
The bracket location determines the load and the fastener. A light roller shade, wide wood blind, double curtain rod and ceiling track do not place the same forces on a surface. The wall may contain wood framing, metal studs, masonry, concrete, plaster or gypsum board. Window headers and lintels can also make drilling different from an open section of wall.
Treat concealed services and building systems as a stop sign
The area above and beside a window can contain electrical wiring, alarm cables, plumbing, metal corner bead, structural members or components of the building envelope. A detector can help, but it cannot prove that a drilling path is clear in every wall. Stop when readings are uncertain, the surface differs from what was expected, or resistance appears at an unexpected depth.
Plan for function, alignment and safe operation
Before final tightening, confirm that the blind clears the handle, the curtain can stack without blocking the glass, and a balcony door can open fully. Long cords and chains can create a strangulation hazard for children. Use the supplied tensioning or safety device and follow the product instructions; do not leave loops hanging freely. Cordless products may be preferable where children are present.
For long rods, verify whether a centre support is required. Heavy blackout curtains can bend a rod that appears adequate when empty. Wide blinds may need multiple brackets positioned away from internal mechanisms. Tighten hardware evenly, operate the product several times and check that brackets do not shift. Never hang body weight, plants or unrelated objects from a curtain rod or blind headrail.
Prepare useful information for a human-confirmed estimate
Send one wide photo, close photos of the proposed mounting area, the window measurements and a link or model number for each product. State the quantity of windows, whether old hardware must be removed, whether the ceilings are high, and whether a ladder can be placed safely. Mention concrete, plaster or other known surfaces, but avoid guessing when you are unsure.
Clear furniture and fragile items away from the window and keep children and pets out of the work area. Photos help plan the visit, but hidden conditions, missing parts, product compatibility and building restrictions can change the method. A person must confirm the scope, schedule and price; the website does not generate an automatic final price.
- ✓Number of windows and products
- ✓Inside, frame, wall or ceiling mount requested
- ✓Product links, model numbers and instruction sheets
- ✓Exact width, height and desired mounting position
- ✓Photos of trim, upper corners and nearby obstructions
- ✓Building access, parking and approval requirements