Double Slider Windows in Ottawa
In a double slider, both sashes move. Either side slides open, both tilt in for cleaning, and both lift right out of the frame. If your house already has double sliders, this is the like-for-like replacement: same look from the street, with a new frame, new glass, and sashes that move freely again.
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Signs Your Old Sliders Are Done
- The sash drags or jumps the track, even after cleaning it
- You can see daylight or feel air where the two sashes meet in the middle
- Fog between the panes on more than one window
- The latch won’t line up, so the window doesn’t really lock
- Ice on the inside of the bottom track in winter
One fogged unit in a sound frame can just be re-glazed. Two or more of the signs above usually mean the window has worn out.
Single or Double Slider: The Real Differences
| Double slider | Single slider | |
|---|---|---|
| Sashes that move | Both | One |
| Cleaning access | Both sashes tilt in and lift out | Moving sash tilts in |
| Air leakage (tested) | 0.7 L/s·m² | 0.5 L/s·m² |
| Cost | A little more | A little less |
| Pick it when | You want to open either side, or match existing double sliders | Only one side needs to open |
An Honest Note on Energy
With standard double glazing, our double slider tests at an Energy Star rating of 33, one point below the ENERGY STAR line of 34. Add the i89 room-side coating, and it reaches 35; triple pane takes it to 39, and triple with i89 meets the Most Efficient level. For a double slider, we recommend i89 as the minimum, and we’ll say so on your quote.
Taking a Sash Out
Slide the sash to the middle, tilt it toward you, then lift one corner up and out of the bottom track. Lay it flat on a towel to clean both the glass and the track it runs in. Reverse the steps to put it back. Clearing the track this way once a season keeps the sash rolling smoothly.
What Our Clients Say
Get a Quote for Your Sliders Window
Count your sliders and note which rooms they’re in; bedrooms, basements, and kitchens can need different glass. We’ll measure each one at a free estimate, and our own crew does the install.
