404 Main St.McNabb, IL
815-882-2111 • 800-644-9238
24/7 Emergency Service Available
About Grassers

LaSalle & Bureau Counties Largest Plumbing, Heating and Air Conditioning Contractor

Award Winning Plumbing and HVAC Services.

Serving – LaSalle, Ottawa, Princeton, Peru Spring Valley & Beyond.

Grassers Plumbing & Heating is a reliable air conditioning, heating, plumbing company located in McNabb IL. serving the Illinois Valley for over 60 yrs. Our family owned and operated company is friendly, reliable, and affordable to bring your home or business total comfort.

SEE SOME OF OUR AMAZING REVIEWS!

WHY Grasser’s Plumbing & Heating?

24/7 Emergency Plumbing & HVAC

With over 40 trucks on the road at any given time our technicians and plumbers can respond to your emergency – fast. Our plumbers and HVAC technicians offer 24/7 emergency repair service, whether it’s a holiday, weekend or at 3:00 am, our friendly technicians can be there when you need service most.

Local Reviews

Rated 4.9 out of 5 stars based on 466 customer reviews

Map of McNabb, IL

Great service!





Map of McNabb, IL

Great job!





Map of Ottawa, IL

Great install




Matt installed my dishwasher and very pleased. He was clean, efficient and really took his time. Thank you I love it!


Map of Ottawa, IL

Best rep ever




Had heather help me via email and was so helpful and on the ball getting back to me!!! Very happy with my appliance! I called other plAces and it took days to hear from them or I never did!


Map of , IL

Great delivery crew




Had machine brought out and changed mind and wanted to go larger. Heather helped me easily and was super friendly. Guys came back out and did a great job both times!!


Map of , IL

Happy customer




Heather did great and helped me over phone with appliance!!


Map of Oglesby, IL

Pleasant and friendly




Matt very nice and did good job on my install!


Map of Hennepin, IL

Happy wife, happy life!




Surprised wife with new kitchen faucet and she was thrilled!!


Map of Cedar Point, IL

Tech was excellent




Very helpful and took time to explain things. Haven’t gotten bill yet so not sure of price?


Map of North Utica, IL

❤️




Happy customer


Heather D.

Heather D.

Making sure thermostat working efficiently—it’s doing great!!

Near Bridget Terrace, North Utica, IL 61373
North Utica, IL - Making sure thermostat working efficiently—it’s doing great!!
JACOB H.

JACOB H.

Filter was plugged up from sweeping basement and overheating furnace

Near N Shabbona St, Streator, IL 61364
Heather D.

Heather D.

Checking out the Moen to faucet and kitchen faucet 🥰

Near Bridget Terrace, North Utica, IL 61373
North Utica, IL - Checking out the Moen to faucet and kitchen faucet 🥰
Trent G.

Trent G.

Maintenance on furnace

Near Main St, McNabb, IL 61335
McNabb, IL - Maintenance on furnace
Mark P.

Mark P.

Installing a whole house dehumidifier

Near Great Loop W, Ottawa, IL 61350
JACOB H.

JACOB H.

Replacing ignition control on hanging heater boiler room

Near County Rd 1400 N, Henry, IL 61537
Henry, IL - Replacing ignition control on hanging heater boiler room
JACOB H.

JACOB H.

Storage tank has a leaking at a fitting

Near Lovers Lane Rd, Princeton, IL 61356
Heather D.

Heather D.

Near Main St, McNabb, IL 61335
McNabb, IL -
Heather D.

Heather D.

Whirlpool white kitchen package new on floor🌟

Near Main St, McNabb, IL 61335
Matt O.

Matt O.

Installing appliances for a new home

Near Katelyn Ct, Oglesby, IL 61348
Oglesby, IL - Installing appliances for a new home