About us
Business highlights
27 years of trusted experience
Services we offer
Amenities
Free Estimates
YesAccepted payment methods
Reviews
5.01 Reviews
Showing 1-1 of 1 reviews
Patrick D.
05/2022
irrigation systems
+ -1 moreGrennan Irrigation put in my irrigation system years ago and I have worked with them ever since. They maintain the system every year and have expanded and updated it as needed.
Description of Work: Installation and maintenance of a lawn sprinkler system
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
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Yes, I recommend this pro
$3,000
Contact information
14 Robert Road, Glen Cove, NY 11542
Service hours
Sunday:
9:00 AM - 3:00 PMMonday:
9:00 AM - 6:00 PMTuesday:
9:00 AM - 6:00 PMWednesday:
9:00 AM - 6:00 PMThursday:
9:00 AM - 6:00 PMFriday:
9:00 AM - 6:00 PMSaturday:
9:00 AM - 3:00 PMLicensing
Insured
State Contractor License Requirements
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*Contact business to see additional licenses.
Service Categories
Lawn Irrigation
FAQ
Grennan Irrigation, Inc. is currently rated 5 overall out of 5.
Sunday: 9:00 AM - 3:00 PM
Monday: 9:00 AM - 6:00 PM
Tuesday: 9:00 AM - 6:00 PM
Wednesday: 9:00 AM - 6:00 PM
Thursday: 9:00 AM - 6:00 PM
Friday: 9:00 AM - 6:00 PM
Saturday: 9:00 AM - 3:00 PM
Grennan Irrigation, Inc. accepts the following forms of payment: Check
Yes, Grennan Irrigation, Inc. offers free project estimates.
No, Grennan Irrigation, Inc. does not offer eco-friendly accreditations.
No, Grennan Irrigation, Inc. does not offer a senior discount.
No, Grennan Irrigation, Inc. does not offer emergency services.
No, Grennan Irrigation, Inc. does not offer warranties.
Grennan Irrigation, Inc. offers the following services: Custom Designed with no damage to lawn * Installations* Maintenance*Repairs*Renovations*Spring Turn On* Winterization* N.Y.S. Cerified Backflow Prevention
Contact information
14 Robert Road, Glen Cove, NY 11542
Service hours
Sunday:
9:00 AM - 3:00 PMMonday:
9:00 AM - 6:00 PMTuesday:
9:00 AM - 6:00 PMWednesday:
9:00 AM - 6:00 PMThursday:
9:00 AM - 6:00 PMFriday:
9:00 AM - 6:00 PMSaturday:
9:00 AM - 3:00 PM