A blower door is a device used to pressurize or depressurize a house to determine the leakage characteristics of the building envelope. Designed specifically for use with minneapolis blower door systems. According to spevak, this is the update to the companys standard kit, the model 3 minneapolis blower door system with the dg700 digital pressure and flow gauge. The energy conservatory blower door duct blaster the. Blower door update pennsylvania college of technology. Anatomy of the minneapolis blower door lightweight, durable door frame and panel snaptogether aluminum frame with compact case. We carry a full line to the energy conservatorys products. The blowerdoor multiplefan system was developed for airtightness measurements of large industrial and administrative buildings. It can also be used to measure airflow between building zones, to test ductwork airtightness and to help physically locate air leakage sites in the building envelope there are three primary components to a blower door. We offer recalibration and repair, call for more details. We are based in hugo, mn and save the entire twin cities metro area, including minneapolis, st paul, and the surrounding communities.
The minneapolis flowblaster has been especially designed for testing ventilation systems during residential and commercial construction. Aug 01, 2017 but if your goal is to gain clients who need blower door and duct air testing to meet building code requirements, then the blower door, duct blaster, and manometer would be sufficient. Learn how to use tectite computer software to conduct a blower test from an energy efficiency expert in this free home improvement video. At northern home comfort we specialize in home performance testing. Blower door catalog digital manometer house doctor. The retrotec 1101 blower door system has been discontinued and replaced by the retrotec 5101 blower door system. Combined with specialized accessories and testing procedures developed by the energy conservatory, the minneapolis blower door is the system of choice for utility dsm programs, energy raters, hvac. The minneapolis blower door tectite software is a helpful tool for multipoint testing. If you are unfamiliar with testing or how this house performs, a roughin test might be a good way to ensure that you will pass the test and have the ability to fix any leaks in the case that you dont pass the test. Blower door duct blaster teclog4 the energy conservatory. Brian is a bpi building performance institute certified building analyst.
If youre building a new home, the best time to conduct a blowerdoor test is after the home is insulated but before the drywall is hung. Final blower door test september 4th, 2010 by tim delhey eian. Precision cam lever mechanism securely clamps the nylon panel into the door opening. Then the tester ran the test again at ach 150 and ran the results through some interpolation software. The minneapolis blower door has long been recognized as the best designed and supported building airtightness testing system in the world. Sets up in seconds and fits an 8foot door without needing additional tools. How to conduct a blower door test on a house youtube. The minneapolis blowerdoor standard is the top measuring system on the market. Jan 22, 2008 learn how to use tectite computer software to conduct a blower test from an energy efficiency expert in this free home improvement video. Tecs premier software for data logging and conducting big building air. Blower door methodology 3 a powerful variable speed fan is. Attention to detail whatever the materials and techniques used for air sealing, the most crucial technique is to take your time, pay close attention to detail, and double check everything.
You can use it to 1 find air infiltration points in your house, 2 trace your progress in sealing the house, 3 estimate your infiltration flow at 50 pa a blower door standard, and 4 estimate your heat loss due to infiltration. Minneapolis blowerdoor standard blowerdoor standard. A variablespeed fan is temporarily mounted in a doorway or other opening to pressurize or depressurize the house by specified amounts. Superseal the net zero building envelope zero energy. Blower door testing is essential to verify air tightness in construction.
Home energy magazine blower door the history of the. Airtightness testing of ventilation duct systems according to din en 12599. Blower door replacement partsc s c conservation strategies. An invaluable, detailed, stepbystep procedure for all necessary combustion safety tests is provided in the october 1992 minneapolis blower door manual, available from the energy conservatory, 5158 bloomington ave. Our state of the art computerized testing equipment and advanced software. I had my third blower door test done today and initially received good news we had achieved. A 50 pascal pressure is roughly equivalent to the pressure generated by a 20 mph wind blowing on the building from all directions. Energy conservatory minneapolis blower door system bsria. Home energy magazine building tightness guidelines.
Perhaps no piece of equipment has changed the way energy professionals look at buildings more than the blower door. The class had the special opportunity to use a new product from minneapolis blower door. Blower door testing american home consultants madison wi. Duct blaster accessories tecblast duct airtightness test software easy entry of test data on user friendly entry screens. Home best testing tools brands tec \ minneapolis blower door. Complete with a gauge, fan, 6 ranges, connectors, software and a 10year warranty on the fan shell. Support the energy conservatory blower door duct blaster. Energy conservatory minneapolis blower door system available to. A flow table supplied with the blower door or software was then used to convert the fan pressure in pascals to cfms. You can use it to 1 find air infiltration points in your house, 2 trace your progress in sealing the house, 3 estimate your infiltration flow at 50 pa a blower door standard, and.
Minneapolis blower door operation manual for model 3 and model 4 systems the energy conservatory 2801 21st ave. He is also certified with nci national comfort institute in testing and balancing. Home the energy conservatory blower door replacement parts we carry a full line to the energy conservatorys products. I performed two trial audits on my next door neighbors homes and that was all it was used. Automatischehalbautomatischemanuelle blowerdoor messung inkl. Easy entry of all test settings and building information, and quick report generation.
Our reputation for innovative design and excellent technical support have made us the leading manufacturer of performance testing tools for the building science industry. It incorporates a large, highvelocity fan that when operational expels air from inside the house to the outside. As with any purchase, prices vary by manufacturer and whether the product is new vs. Energy conservatory minneapolis blower door system. Blower door software and computers model description price bddos infiltec dos pc software for blower door data analysis compatible with win9598xp in dos mode, on floppy disk or cd or by email download self extracting demo copy and user instructions for dos blower door fire software. Cfm50 is the airflow in cubic feet per minute from the blower door fan needed to create a change in building pressure of 50 pascals 0. Calibration of blower door and duct blaster fans tec blower door and duct blaster fans maintain their calibration unless physical damage occurs to the fan or flow sensing system. Home the energy conservatory blower door replacement parts. A blower door is a machine used to measure the airtightness of buildings. Conditions which can degrade calibration of the fan are easily detected and should be field tested by the customer on a regular basis using the procedures contained in the fan field check document see fan field check document. As a modular system, it can be used also for singlefamily homes and apartment buildings using one or two blowerdoor fans. With the high precision pressure gauge dg and the software tectite express 5. Calculation and display of duct airtightness test results including leakage. Blower door mn is the best and most experienced provider of energy audits using blower door testing, infrared scans, and duct blasting in minnesota.
Brian hendrickson is the founder and owner of northern home comfort. It can also be used to measure airflow between building zones, to test ductwork airtightness and to help physically locate air leakage sites in the building envelope. Passive house owns and operates a modern minneapolis blower door with full digital pressure set and laptop system software for recording and analysing test. We used the minneapolis blower door with a ductblaster and tectite software following the. New hampshire 1 house house floor area has varied from 800 to 7300ft2 methodology blower door test blower door tests have been performed by certified home auditors according to astm e1827961 or astm e779032 using the minneapolis blower door with tectite software. Energy conservatory minneapolis blower door system please call our sales. We then use a pressure gauge to instantly measure the difference in. Passive house owns and operates a modern minneapolis blower door with full digital pressure set and laptop system software for recording and analysing test results. We used the minneapolis blower door with a ductblaster and tectite software following the phius protocol and the din en 829 norm. A blower door is a tool made specifically for the industry and is mounted in an exterior door opening. Well also get to find out what the major infiltrations of this house are as. For more information about these programs, please give us a call at 800 4602575.
Combined with specialized accessories and complete testing procedures developed by the energy conservatory tec, the minneapolis blower door is the system of choice for building science trainers, utility programs, energy raters and auditors, hvac contractors, builders, insulation contractors and weatherization professionals. Kalibrierung fur hochste prazision minneapolis blowerdoor druckmessgerat dg700 fur automatische blowerdoor messung. Find great deals on ebay for blower door and minneapolis blower door. You can use it to 1 find air infiltration leaks into your house, 2 trace your progress in sealing the house, 3 estimate your infiltration flow at 50 pa a blower door standard and compare it to other homes, 4 estimate your heat loss due to infiltration, and 5 estimate fuel saving and co2 reduction from air. House setup before operating the blower door, the house needs to be prepared for testing. Can i operate a minneapolis model 3 blower door from north america overseas using a transformer to convert from 220 volt 60 hz to 110 volt. Blower door test single point blower door fan is used to depressurize blow air out or pressurize blow air into the house. Jan 29, 2010 blowerdoor testing is useful for both new construction and existing homes. Our state of the art computerized testing equipment and advanced software enable us to provide you with a highly accurate duct leakage test report. The blower door simulator is a software training aid that helps trainers demonstrate how to perform a blower door test without having to physically set up a blower door system. Blower doors model 5000 series blower door package. Superseal the net zero building envelope zero energy project.
The regin smoke pen uses wicks that are lit to produce a white streaming smoke, each wick last 30 minutes and can be relit, kit includes 6 wicks, pen holder for wicks, and instructions. The retrotec 1101 classic blower door system represents the full development of the very popular us blower door. Minneapolis blower door and duct blaster system for sale. Minneapolis blowerdoor is a modular measuring system. Test conditions such as building airtightness, indooroutdoor temperatures, building style and wind levels can be set to simulate a variety of testing scenarios. I did a blower door test with the wrong ring setting on my dg700.
Tec blower door training simulator software is available free via the download tab. It originally came with a set of magnahelic gauges designed for the different fan configurations. Adjust fan until the house pressure is changed by 50 pa. The minneapolis blowerdoor minneapolis blowerdoor is a modular measuring system. Minneapolis blower door model 3 with dg digital gauge. The new option, spevak said, adds a wireless connection to all existing dg700 gauges, along with accompanying software, tectite wifi and itec700 for ios. Get your home energy audit done with a blower door test today. If playback doesnt begin shortly, try restarting your device. The blower door simulator includes a virtual model 3 minneapolis blower door and dg700 pressure and flow gauge that can be used to perform a blower door test on a. The blower door simulator includes a virtual model 3 minneapolis blower door and dg700 pressure and flow gauge that can be used to perform a blower door test on a virtual dwelling.
Blower door options and accessories model description price s220 smoke pen kit regin s220 smoke pen kit. The building performance institute bpi has whole house energy auditing certifications as well so youll need to think about certification is right for your business and career goals. Gary nelson from the energy conservatory was gracious enough to perform the final blower door test today. Faqs the minnesota energy code compliance collaborative. In combination with the measuring fan blowerdoor minifan, it allows the precise measurement of the air flow at supply and exhaust air valves.
Jan 21, 2011 hello, i am out of this business and need to sell. Hightech blower door rollouts ease the learning curve. Smoke is a very sensitive method of finding air leaks in a radon gas control system. Minneapolis blower door, tectite, duct mask and automated performance testing apt system are. The energy conservatory tec manufactures precision diagnostic equipment used to solve comfort, energy use, durability and air quality problems in buildings. Blowerdoor testing is useful for both new construction and existing homes. Ensure all fans which ventilate to outside and the clothes dryer are off.
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