MG McGrath Inc.
HVAC
Serving Maplewood, MN
From Google Business Profile
3.6
11 Google reviews
Hours
| Monday | 8 AM–4 PM |
| Tuesday | 8 AM–4 PM |
| Wednesday | 8 AM–4 PM |
| Thursday | 8 AM–4 PM |
| Friday | 8 AM–4 PM |
| Saturday | Closed |
| Sunday | Closed |
Google categories: Sheet metal contractor, Contractor, Glass shop
View on Google Maps →Last checked October 24, 2026.
More from Google Business Profile
Listed features
- Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
Photos on Google: 10
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
1 out of 5 stars · May 2025
How can they be trusted to do any type of work when they can’t even follow basic traffic laws
1 out of 5 stars · Aug 2024
Owner of the F-150 with your tags and your wrap is sure driving reckless across the Mendota bridge and through Bloomington. Like bro it’s a Sunday nothing you’ve got going on is that important. Riding people when your in a work truck and…
1 out of 5 stars · Aug 2023
The driver of your glass truck loves to drive in the fast lane at the speed limit on 94 then flip off people when they pass. He was holding up about 20 cars and seemed to be enjoying it . Not the best way to represent your company to the…
The owner replied to 0 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 24, 2026.
About hvac contractors in Maplewood
HVAC contractors install, service and repair furnaces, air conditioners, heat pumps and ductwork. HVAC contractors replace furnaces and central air conditioners, install heat pumps and ductless mini-splits, perform seasonal tune-ups, seal and balance ductwork, add humidifiers and air filtration, and respond to no-heat emergencies.
Typical cost: $5,500–$14,000 for a furnace or central AC replacement. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Ask for a load calculation: A Manual J calculation sizes equipment for your actual home.
- Compare equipment line by line: Match model numbers, efficiency ratings and warranty terms across quotes.
- Verify mechanical licensing: Iowa and several neighboring states license HVAC/mechanical work.