Contact Grannemann’s Sales and Service Today
Hours of Operation
Monday-Friday: 8:00-5:30 p.m.
Saturday: 8:00-1 p.m.
Sunday: Closed
Serving These Communities
Berger
Gasconade
New Haven
Swiss
Big Springs
Jonesburg
Owensville
Chamois
New Florence
Rhineland
About Grannemann’s Sales and Service
At Grannemann’s Sales and Service, we’re proud to offer products from Lennox® – a company whose dedication to your home comfort matches our own. We have the experience and skills to find the correct HVAC solution for your home, whether you need a small repair or a new system. Trust us to take care of your home and we’ll make sure you’re comfortable at all times. Call us at (573) 486-5712 or contact us online so we can work together toward total home comfort!