Dream ExteriorWindow installer in Gaithersburg, MD
Dream Exterior is a window installer at 8401 Helgerman Ct, Gaithersburg, MD 20877, rated 5.0 from 97 Google reviews. Open Monday to Saturday.
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Key facts
| Address | 8401 Helgerman Ct, Gaithersburg, MD 20877Get directions |
|---|---|
| Phone | (301) 615-1000 |
| Website | dreamexterior.com |
| Hours | Monday to Friday: 7 AM – 8 PM; Saturday: 7 AM – 5 PM |
| Google rating | 5.0 from 97 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Windowsmain tradeGoogle main category
- Roofingadditional Google category
- Sidingadditional Google category
Service area
Serves Gaithersburg and 11 towns within 40 miles: Redland, Rockville, Montgomery Village, Rossmoor, Leisure World, North Potomac, Olney, Germantown, Aspen Hill, Travilah and North Bethesda.
Based in Gaithersburg, MDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 7 AM – 8 PMevening |
| Tuesday | 7 AM – 8 PMevening |
| Wednesday | 7 AM – 8 PMevening |
| Thursday | 7 AM – 8 PMevening |
| Friday | 7 AM – 8 PMevening |
| Saturday | 7 AM – 5 PM |
| Sunday | Closed |
- Open evenings (after 6 PM)
- Open Saturdays
- Open Sundays — no
Typical window installation prices
| Job | Low | Typical | High |
|---|---|---|---|
| Window replacementPer project (several windows): typical range of customer-reported projects. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report) | $3,370 | $7,200 | $11,600 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Questions about Dream Exterior
What are Dream Exterior’s hours?
Dream Exterior is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 8 PM; Saturday, 7 AM – 5 PM. On Saturdays it is open 7 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does Dream Exterior serve?
Serves Gaithersburg and 11 towns within 40 miles: Redland, Rockville, Montgomery Village, Rossmoor, Leisure World, North Potomac, Olney, Germantown, Aspen Hill, Travilah and North Bethesda. The list is based on the business's location and the usual service radius for window installation. Confirm your address is covered when you call.
What do Google reviews say about Dream Exterior?
Dream Exterior has a rating of 5.0 from 97 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Dream Exterior?
Call Dream Exterior on (301) 615-1000. The business is at 8401 Helgerman Ct, Gaithersburg, MD 20877. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
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