Customer Comments

"Mann-In always does an excellent job. This was the third major project they have done in our home. I've recommended them to both family members and friends and all have used them for their HVAC needs."
            Mr. Huthwaite - November 2012


"High quality installation team - on time, efficient, clean, informed us of what they were doing, demonstrated the operation of the unit. Very satisfied as we were with the first system installed a few years ago."
            Mr. Cappelli - October 2012


"Such a good experience from start to finish...these guys know what they're doing."
            Mr. Schmith - October 2012


"This is the third system that Mann-In has installed for us. They are very professional and do quality work."
            Mrs. Mullin - October 2012


"The professionalism of this company is well above other companies we have dealt with in the past. We would have no hesitation recommeding them to family and friends in the future."
            Mr. Barger - September 2012


"Mann-In did an excellent job. I would definitely recommend them to friends and family."
            Mr. Adamchak - August 2012


"Overall, Mann-In provided a very positive experience and their pricing was very competitive. They installed my original system 17 years ago and I'm glad I stayed with them."
            Mr. Norton - July 2012


"I much appreciated the window unit they loaned me until we could get the new Carrier system installed."
            Mr. Kelly - July 2012


"Mann-In always provides top notch service! Thank you!"
            Ms. Memler - July 2012


"Mann-In replaced my neighbors unit last year and then mine this year. It was the BEST reference!"
            Mr. Van Der Linden - June 2012


"Exceeded all service expectations. This company is a one of a kind business."
            Mr. Schudel - June 2012


"Very professional operation/business."
            Mr. Chaikin - June 2012


"The folks from Mann-In were terrific. My husband has health issues and when our air conditioner died they were very quick to come out to assess the situation and schedule the work as quickly as possible. They were prompt and courteous and completed the work in a timely manner. We've used Mann-In for over 20 years and will continue to use them."
            Mr. and Mrs. Leyman - June 2012


"I wish I knew about Mann-In when I had my other system installed 3 years ago."
            Mr. Adamson - May 2012


"Thus far the dealer has been the most professional company I have ever dealt with concerning ANY work done to my home. They are a credit to Carrier and the industry as a whole."
            Mr. Longworth - May 2012


"Very professional from beginning to end."
            Mr. Davis - April 2012


"Mann-In, Inc treated us like family. Very pleased!"
            Mr. & Mrs. Dickerson - August 2011


"I had a Trane system replaced that I had installed only 7 years ago. Mann-In, Inc was able to correct the installation issues from the previous company. Also, their work looked much better than the previous company's work. I'm very satisfied with the finished product and I'm very happy with the Carrier equipment."
            Mr. Dunn - July 2011


"Mann-In, Inc installed my original system in 1993 and when it went out in July 2011 they were my first choice, and they did not let me down! They are good, reliable, and honest!"
            Mr. Ross - July 2011


"Very professional and kept all times and dates as promised. Excellent workmanship."
            Mr. Woo - July 2011


"Excellent experience!"
            Mr. McClaugherty - July 2011


"Mann-In, Inc has always provided us with most excellent service. All personnel were professional, knowledgeable, and very courteous, as always."
            Ms. Mathey - July 2011


"Professional, Knowledgeable, Respectful and Competent."
            Ms. Bunn-Livingstone - June 2011


"The level of professionalism with this company is outstanding. I can't emphasize enough my satisfaction with the office staff, sales rep, installers and the completed job."
            Ms. Zambrana - June 2011


"I have been a long term customer and would not consider contacting another firm."
            Mr. Mertes - June 2011


"Excellent at explaining options. Really like the 10 year parts AND labor warranty. All personnel polite and knowledgeable. Quality workmanship, pleasant people, very neat, interested in making the customer happy - great experience overall!"
            Ms. McClellan - June 2011


"We just sold our home. The buyer's home inspector and the county inspector who inspected the installation both commented that the installation work was excellent."
            Ms. Laguarda - June 2011


"The dealer laid out all the options and did not pressure me on what to select. The process was explained clearly and services provided in a very professional manner. Staff of the dealer established through their actions that they are reliable and competent."
            Mr. Chow - June 2011


"The sales proposal and installation were excellent. The sales proposal well surpassed all others obtained with regard to form and substance. It was not the least expensive estimate, however, the most comprehensive."
            Ms. Zappala - May 2011


"Superb installation team! Extremely knowledgeable and efficient. I highly recommend Mann-In, Inc. for both service and installation."
            Mr. Boehm - April 2011


"My experience was extremely pleasant dealing with sales, installation, and administrative personnel; a unique experience in this age of poor customer service."
            Mr. Armendaris - April 2011


"Absolutely the best service we have had on any major appliance repair or replacement. They will be the company replacing my water heater and lower HVAC. These guys were top notch and on their game."
            Mr. Walter April 2011


"I am very satisfied that I decided to go with Carrier and Mann-In, Inc."
            Mr. Scott - April 2011


"Great experience! Would highly recommend."
            Ms. Raine - March 2011


"Outstanding dealer. Highly recommend them!"
            Mr. Mazziotta - March 2011


"Received prompt professional, courteous service from installers of our new electric heat pump. Highly recommend!"
            Ms. Zeng - February 2011


"Positive experience from sales to installation. Very professional. Prompt, courteous and very helpful. Neat and exceptionally clean installation. Pleasure to do business with this firm."
            Mr. Sarasin - October 2010


"Class A operation...I wish all contractors worked to those standards!!"
            Ms. Guy - October 2010


"Very professional. Oustanding presentation of choices."
            Mr. Herndon - September 2010


"I've been dealing with Mann-In for 20 years. Still the best!"
            Mr. Smith - September 2010


"I am 91 years old. I have never seen a group of technicians work so great as a team. Everyone knew what they were doing and did it extremely well. A great pleasure to watch them."
            Mr. Flynn - September 2010


"The sales person and the technicians seemed very knowledgeable and took the time to explain and educate us on HVAC issues in general and the specific details of our system. They provided a prompt service and were flexible with a couple of special requests that we had on the installation day. Good folks to deal with."
            Mr. Orozco - September 2010


"We have had a number of HVAC companies work on our 22-year old house. This is the first time we used Mann-In - they were recommended by Washington Consumers Checkbook. We were extremely pleased with their professionalism. They are the best HVAC company we have used to date."
            Mr. Kulig - September 2010


"Installation technicians were thoroughly professional, knowledgeable, and completed the installation with no problems."
            Mr. Schonberger - August 2010


"Mann-In employees replaced my attic HVAC system. They designed and installed the system as if they were working in their own home. They found problems left by the original installer 9 years ago and corrected them which greatly improved performance. In addition, they finished ahead of schedule. Great job!"
            Mr. Kormann - August 2010


"The sales rep was very knowledgeable, friendly, and helpful. The installation crew was professional and courteous. They did a thorough and capable job."
            Mr. Lamartin - August 2010


"All phases of the process, from purchase to install, were handled very professionally. Very happy with Mann-In."
            Mr. Keninitz - August 2010


"Mann-In did an excellent job all the way around. From initial survey and estimate to installation, I could not have asked for a better experience. A top notch organization that easily stood out from the other companies we considered."
            Mr. Dorn - July 2010


"Mann-In is awesome! First class service from estimate through installation!"
            Ms. Flanagan - July 2010


"Everything was done to the highest standard and I am extremely satisfied with the product and the installation."
            Mr. Schutt - July 2010


"A very nice experience working with professionals who care for the well-being and needs of their customers."
            Mr. Fularon - July 2010


"Mann-In was very professional in every way from bid through installation. A pleasure to work with."
            Mr. Frazee - July 2010


"The entire experience with Mann-In was exceptional, from the initial sales meeting, through the final installation and consumer training."
            Mr. Stringer - June 2010


"The service was exceptionally prompt, courteous, and professional. I was also very grateful for the quick installation in the heat of summer."
            Ms. Dean - June 2010


"Everyone I dealt with at Mann-In, from the sales person to the owner to the installer, was friendly, down to earth, knowledgeable, and most importantly, honest. I would highly recommend them to anyone."
            Mr. Malekzadeh - June 2010


"Overall I was extremely pleased with the professionalism and responsiveness to my needs and inquiries throughout the process from contract proposal through installation. Mann-In left me satisfied that I made the right decision to select them as my HVAC/water heater contractor over other quality companies. In fact, I will be switching from my current provider of 16+ years to Mann-In for future HVAC needs, and would recommend them to others."
            Mr. Lundquist - May 2010


"Mann-In gets A+++ for knowledge, professionalism, pre and post proposal process, price, promotions, and installation experience. I am also very happy with my Carrier system thus far. I hope to replace my second system with a Carrier system."
            Mr. Ahari - April 2010


"Mann-In was terrific to work with. Everyone of their people from the salesman to the installers were top notch."
            Ms. Hamilton - April 2010


"On the phone, or in person, everyone has been courteous and efficient. We are very pleased."
            Mr. Kresge - March 2010


"I purchased a system from Mann-In 14 years ago and have been very happy with their professionalism all these years, so of course, I purchased our new system from them! I recommend them to anyone looking for heating and air professionals."
            Ms. Darocha - March 2010


"Mann-In has always been great to deal with."
            Mr. Goldsmith - March 2010


"Mann-In has been great to work with, from the first call to the final install. They are very professional and knowledgeable."
            Mr. Roberts - February 2010


"Mann-In, Inc did a great job installing our new system. I would recommend them to anyone installing a new system or servicing an existing system."
            Ms. Douglas - January 2010


"Mann-In was the only company that suggested the most efficient solution, instead of replacing exactly what had been there previously. Overall I am extremely pleased with the entire transaction."
            Mr. Richter - December 2009


"The work was completed in less than the estimated time and my house was just as clean as when they started."
            Mr. White - November 2009


"Dealer took the time to listen to all my questions and was very responsive and helpful. The installation crew were polite, very professional and did a great clean up job."
            Ms. Nichols - November 2009


"I have used Mann-In for many years and they never disappoint."
            Mr. Goldsmith - November 2009


"Nice job explaining multiple options and giving us recommendations for the best fit for our home."
            Mr. Hill - November 2009


"I have used Mann-In before when we last replaced our heat pump. I have been extremely happy with them over the years and did not even seek other estimates when choosing my new heat pump."
            Ms. Bouton - November 2009


"I've used Mann-In for many years and am very happy with their knowledge and work."
            Mr. Bruckner - November 2009


"I purchased from them several years ago, and again this year. I recommend them without any reservations!"
            Mr. Fleig - October 2009


"Work was done in a professional manner and clean up was perfect. All I was left with was a beautiful new furnace and air conditioner."
            Mr. Pilger - October 2009


"We have been using Mann-In for the past 14 years to service our Heating and AC. When it was time to replace our existing AC system, we considered using only Mann-In because of our existing relationship with the company and the outstanding service that they have provided over the many years that we have been their customers."
            Ms. Reese - October 2009


"We were very pleased with our experience with Mann-In, as we have been over the years we have had a service agreement with them."
            Ms. Nash - October 2009


"Very polite and knowledgeable sales and installation staff."
            Mr. Schwartz - October 2009


"Great firm to work with. Competent and professional, very responsive to our needs."
            Mr. Lanigan - September 2009


"The staff and service of Mann-In was truly outstanding. They took the time to discuss the alternatives with me and we have received a great unit."
            Mr. Phillips - September 2009


"They did a thoroughly professional installation."
            Mr. Balkus - July 2009


"The workers were top notch all the way around. I will be happy to tell others about this company."
            Mr. Pirog - July 2009


"The dealer was great - good follow-up and quick response. Will recommend!"
            Ms. Preusser - July 2009


"Did a fantastic job! Very pleased with the sales, service, and installation."
            Mr. Locklear - July 2009


"Couldn't have asked for a better experience. Extremely professional and courteous personnel from service tech to sales rep to installation crew."
            Mr. Dusek - July 2009


"Absolutely outstanding experience from contact with the salesman to the installation and final clean-up. I cannot say enough good about Mann-In and all of their personnel."
            Mr. Daisey - July 2009


"This dealer was great. They took time to explain the options and helped me make the right choices. Installation was prompt and very professional."
            Mr. Goldstein - July 2009


"Every person I have come in contact with at Mann-In should be commended for their professionalism and care for my families needs."
            Mr. Anderson - July 2009


"Exceptional information, service, courtesy, and clean installation."
            Mr. Ponick - June 2009


"We were extremely pleased with the entire process of converting our heat pump to a new Carrier gas system. They are a very efficient, professional group of people."
            Ms. Ross - June 2009


"From sales to installation, the experience with Mann-In was great. I would highly recommend them."
            Ms. Edwards - June 2009


"All aspects of the process (sales and installation) were very professional. Mann-In Inc staff is highly competent and knowledgeable."
            Mr. Sullivan - June 2009


"Mann-In could not have been better. From sales rep, to the owner, to the installers, everyone was fantastic. I will use them again and happily recommend them to others."
            Mr. Louthian - June 2009


"I was referred by a neighbor, she was very impressed with them and so am I! Very knowledgeable, courteous, and efficient."
            Ms. Roth - June 2009


"I have worked with Mann-In over the past fifteen years, and their recommendation of the Carrier system meant a lot, as I have a lot of trust in them. The system is fabulous - quiet, and a great asset to my home."
            Mr. Weyant - May 2009


"The very best in service and responsiveness. We are very pleased with the work that was done. They took care of our home as if it were their own."
            Mr. Fix - May 2009


"We were 100% satisfied with the entire process from the time our A/C broke until the new system was installed."
            Mr. Soderberg - May 2009


"The employees at Mann-In were wonderful! Beginning with my first phone call to the final handshake after installation I was met with friendly, professional, and helpful people."
            Ms. Willett - May 2009


"Mann-In, Inc has the best reputation in the neighborhood and came highly recommended. Seems everything they do from installation to annual maintenance inspections are well done."
            Ms. Brennan - May 2009


"Have been using Mann-In for years and have never been disappointed."
            Mr. Carvalhais - April 2009


"Never have I had a more reqarding experience or dealt with a contractor who reached the high level of professionalism and performance demonstrated by Mann-In, Inc."
            Mr. Suehr - April 2009


"This is a great company. From the first phone call all the way through the entire process, everyone was very professional, courteous, and knowledgeable."
            Mr. Meyers - July 2008


"Installers did an oustanding job. Personnel were friendly and competent."
            Mr. Cruz - July 2008


"This dealer is the gold standard of customer service."
            Ms. Baranski - July 2008


"The team from Mann-In was on time, very polite, and did a great job in the replacement our air conditioning and heating system. This was a very professional transaction and I look forward to years of continued service with Mann-In."
            Mr. Huyett - June 2008


"The Mann-In work crew were very professional. We are very pleased."
            Mr. Sparacino - June 2008


"I really appreciated the time the dealer took to answer all my questions."
            Mr. Cottrell - June 2008


"I was extremely pleased with how knowledgeable the dealer and all Mann-In personnel were. I was very comfortable with having chosen Carrier."
            Mr. Ries - June 2008


"First-class service. Very impressive."
            Ms. Halada - June 2008


"The experience was perfect; very polite, competent, patient with my questions, and very efficient in their performance."
            Mr. McInroy - June 2008


"Dealer has a great reputation and took the time to explain the Carrier system."
            Mr. Gentile - May 2008


"The estimate appointment process and quality of proposal were exceptional compared to all other dealers. They accommodated all of my requests on matters related to installation. This has been a very good experience overall."
            Mr. Storck - May 2008


"Very professional, friendly, courteous, flexible, and efficient."
            Mr. Stern - May 2008


"Both sales and installation personnel were exceptional."
            Mr. Vandel - April 2008


"The salesman listened carefully to our needs and proposed a system within our allocated budget. The install team was prompt, professional, and clean."
            Mr. Benedict - April 2008


"Mann-In installed my first system 15 years ago, I did not hesitate to contact them when we needed a new system."
            Mr. Maccini - April 2008


"Mann-In personnel are always professional, extremely courteous, knowledgeable, and very trustworthy."
            Mr. Henke - March 2008


"I was very impressed with all facets of my experience with working with Mann-In."
            Mr. O'Connell - March 2008


"It was a pleasure to see how well this team worked together."
            Mr. Coker - November 2007


"I was very favorably impressed with this company!"
            Ms. Jewett - November 2007


"I have been dealing with this firm for 25 years and have consistently found them to be reliable, knowledgeable and concerned with my interests."
            Mr. Pockman - November 2007


"Mann-In has been extremely professional throughout."
            Ms. Squires - November 2007


"Dealing with Mann-In from the original consultation and estimate to the installation and explanation of the new Infinity system was a thoroughly positive experience."
            Mr. Adler - October 2007


"Mann-In operates a very competent and professional business and I would not hesitate to use them again or recommend them to a friend."
            Mr. Kendall - October 2007


"Professional, neat, clean, prompt! What a great team!"
            Ms. McGee - October 2007


"Great service from the dealer. I would recommend the product and the dealer to anyone in a heartbeat."
            Mr. Koshy - September 2007


"In my experience, Mann-In is one of the best service providers I have dealt with in the Washington Metro area."
            Mr. Anderson - August 2007


"We have always found Mann-In technicians to be courteous, competent, and conscientious. Whether it is annual preventative maintenance, trouble calls, or the installation of new equipment, we have been completely satisfied with Mann-In's high level of service and professionalism."
            The McComis Family - July 2007


"We are extremely pleased with our new system. Our entire customer experience - from choosing the right system for our home to the best design and professional installation - was singularly outstanding."
            Mr. Fratter - July 2007


"I dealt with six individuals (service personnel, sales, and installers). Every one of them were professional, courteous, friendly, knowledgeable, and customer oriented. I think Carrier should be glad to have Mann-In as one of their dealers."
            Mr. Buell - July 2007


"Your staff was SUPERB. They were courteous and very efficient and professional."
            Mr. Mulligan - June 2007


"Mann-In and their sales personnel were very knowledgeable and helpful in providing guidance in the selection of a new Carrier system."
            Mr. Zavrel - June 2007


"You are to be commended on the selection of the installers and support staff."
            Mrs. Wagman - May 2007


"Mann-In Inc has been my dealer for over 18 years. They care about their customers. This is a first class organization."
            Mr. Godwin - May 2007


"Outstanding sales and installation; very professional."
            Mr. Harter - May 2007


"Mann-In Inc did a very nice job installing the system and took care of a couple of special requests I had at the time of installation."
            Mr. York - April 2007


"The technicians did an outstanding job. I was very pleased with the entire process, from sales quote through completion."
            Mr. Fisher - April 2007


"I just wanted to let you know how happy I am with your company. Every single person I have spoken with and has provided service was polite, friendly, caring and honest."
            Ms. Senio - April 2007


"In the eighteen years we have dealt with your company we have found it to be reliable, efficient and courteous."
            Mr. Storey - March 2007


"Your staff - from secretaries to estimator to installers - were courteous and efficient."
            Mrs. Bull - March 2007


"Our technician was very helpful in resolving a problem. He troubleshooted a unique problem and followed through to completion."
            Mr. Iskrzak - Jan 2007


"Your crew just completed the installation of two Carrier Infinity series Hybrid Heat systems in my home. I wanted to let you know how very happy I am with every aspect of how the job went."
            Mr. DeCarlo - December 2006


"Mann-In exceeded my expectations."
            Mr. LaVey - December 2006


"Excellent workmanship."
            Mr. Ruxer - November 2006


"The staff, from technician, salesman, and installers, all treated me in a friendly and courteous manner."
            Mrs. Manzo - November 2006


"Very satisfied with Mann-In Inc."
            Mr. Resing - October 2006


"I could not have hoped for a better experience in any way, than what I got from Mann-In."
            Mr. Kraft - September 2006


"Did a superb job when installing the new system."
            Mrs. Benton - July 2006


"Personnel were prompt, courteous, and answered all my questions. Helped me make an intelligent decision."
            Mrs. Rodriguez - July 2006


"Their staff is extremely courteous. They have a real 'small town' atmosphere. It's like dealing with friends, not a large business."
            Mr. Hoskin - June 2006


"We have every confidence in our dealer. The company is one of the very best."
            Mr. Cox - June 2006


"Great service. Easy to understand quote."
            Mr. Taylor - May 2006


"All of the people were very knowledgeable, extremely courteous and professional."
            Mr. Pearl - May 2006


"Professional job! Well done."
            Mr. Campbell - March 2006


"Crew were outstanding; neat courteous, professional, and knowledgeable."
            Mr. and Mrs. Newburn - February 2006


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