
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.


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.