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Landmark Exteriors Update This Listing
About Landmark Exteriors
Established January 1992
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Business Hours
| Sunday | Closed | |||
| Monday | 09:00 | — | 17:00 | |
| Tuesday | 09:00 | — | 17:00 | |
| Wednesday | 09:00 | — | 17:00 | |
| Thursday | 09:00 | — | 17:00 | |
| Friday | 09:00 | — | 17:00 | |
| Saturday Today | 09:00 | — | 17:00 | |
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Latest Articles/News
How to Choose the Best Replacement Window Style for Your Home
2026-07-01Choosing new windows is about more than just picking something that looks nice from the sidewalk. The right style can bring in fresh air, let in tons of sunshine, lower your energy bills, and match your home's unique look. Knowing how diffe… Read more »
5 Warning Signs of Poor Window Installation You Shouldn’t Ignore
2026-05-22Bad window installation usually shows small warning signs first. People often ignore them. A light breeze indoors, a window that feels slightly off, or moisture after rain are early clues. These signs tend to grow if nothing is done.Windows… Read more »
Sealing Comfort in the Tri-Valley: How Smarter Windows and Shutters Outsmart California’s Climate
2026-01-23When you live in the Tri-Valley area, you know that the local climate can be a bit of a rollercoaster. Between the scorching summer afternoons and those crisp, chilly winter nights, your home’s exterior has a lot of work to do. If you’ve no… Read more »
