Offers Promotional Offers Take advantage of our current savings, offers, and rebates across a variety of brands, services, and partners. Specials & Discounts $50 OFF Any Electrical Service Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. FREE Cooling System Estimate Call to Redeem Call 1 (888)-565-0546 FREE Backup Generator Estimate Call to Redeem Call 1 (888)-565-0546. $100 OFF an Air Scrubber Installation 100OFFAS Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. $50 OFF Any Repair 50OFFSC Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. FREE Heating System Estimate Call to Redeem Call 1 (888)-565-0546 $50 OFF Any Plumbing Service Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. $100 OFF a Water Treatment System 100OFFWT Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. $100 OFF a Water Heater Installation 100OFFWH Call to Redeem Call 1 (888)-565-0546. One per customer. Not to be combined with any other offer. FREE Water Quality Test Call to Redeem Call 1 (888)-565-0546. $50 OFF a Healthy Home UpdateHaving a healthy home makes a big impact on our everyday lives, now more than ever. Small changes to your living spaces, kitchen, and bathroom can make a significant difference in your family’s well-being. Get $50 off a healthy home update from Haller including touchless faucets, central humidifiers, water treatment systems, and more. Mention code “50OFFHH” to redeem.Explore Now Financing & Rebates Up to $1,550 in Rebates on a Carrier Home Cooling System Call for Details Call 1 (888) 565-0546. Only on qualifying Carrier equipment. Through May 28, 2022. 0% FINANCING for 60 Months Call for Details Call 1 (888) 565-0546. Subject to credit approval. Valid through 5/28/22 on select Carrier home comfort systems. Excludes boilers. Since 1981, We’ve Been Providing Residential & Commercial ServicesFor 40 years, Haller has enriched the lives of our employees, customers, and the communities we serve with exceptional residential and commercial services. Our team is determined to deliver the best solutions for your home or business. To us, building trust is the most important part of any relationship. That’s why we are dedicated to meeting and exceeding your expectations for every job. Prolonged Equipment LifeWe believe in maintaining the longevity of your equipment through our preventative maintenance programs.Local, Trained, and Screened TechniciansWith our marked vans and uniformed technicians, you’ll always know who we are.Priority ServiceGet the very best of our service with our maintenance plans. One call, and we’re there.Smart Maintenance SolutionsWe offer a variety of smart products that monitor your equipment 24/7 to predict problems before they occur.