Radon Mitigation >> Radon Testing

Heat Recovery Ventilation (HRV) systems shall not be installed in rooms that contain friable asbestos. 14.8.4 In HRV installations, supply and exhaust ports in the interior shall be located a minimum of 12 feet apart. The exterior supply and exhaust ports shall be positioned to avoid blockage by snow or leaves Radon Testing and be a minimum of 10 feet apart. 

Contractors installing HRV systems shall verify that the incoming Radon Testing and outgoing airflow is balanced to ensure that the system does not create a negative pressure within the building. Contractors shall inform building owners that periodic filter replacement and inlet grill cleaning are necessary to maintain a balanced airflow. 

This information shall also be included in the documentation. 14.8.6 Both internal and external intake Radon Testing and exhaust vents in HRV systems shall be covered with wire mesh or screening to prevent entry of animals or debris or injury to occupants. 15.0 MATERIALS 15.1 All mitigation system electrical components shall be U.L. listed or of equivalent specifications. 

As a minimum, all plastic vent pipes in mitigation systems shall be made of Schedule 20 PVC, ABS or equivalent piping material. Schedule 40 piping or its equivalent should be used in garages and in other internal and external locations subject to weathering or physical damage. 15.3 Vent pipe fittings in a mitigation system shall be of the same material as the vent pipes. 

(See paragraph 14.3.7 for exception when installing vent fans, and paragraph  for exception when installing radon vent pipes in sump pit covers. Cleaning solvents and adhesives used to join plastic pipes Radon Testing and fittings shall be as recommended by manufacturers for use with the type of pipe material used in the mitigation system. 

When sealing cracks in slabs and other small openings around penetrations of the slab and foundation walls, caulks Radon Testing and sealants designed for such application shall be used. Urethane sealants are recommended because of their durability. 

When sealing holes for plumbing rough-in or other large openings in slabs and foundation walls that are below the ground surface, non-shrink mortar, grouts, expanding foam, Radon Testing or similar materials designed for such application shall be used. 15.7 Sump pit covers shall be made of durable plastic or other rigid material and designed to permit air-tight sealing. 

To permit easy removal for sump pump servicing, the cover shall be sealed using silicone or other non-permanent type caulking materials or an air-tight gasket. 15.8 Penetrations of sump covers to accommodate electrical wiring, water ejection pipes, Radon Testing or radon vent pipes shall be designed to permit air-tight sealing around penetrations, using caulk or grommets. 

Sump covers that permit observation of conditions in the sump pit are recommended. Plastic sheeting installed in crawlspaces as soil-gas retarders shall be a minimum of 6 mil (3 mil cross-laminated) polyethylene or equivalent flexible material. Heavier gauge sheeting should be used when crawlspaces are used for storage, Radon Testing or frequent entry is required for maintenance of utilities. 

Any wood used in attaching soil-gas retarder membranes to crawlspace walls or Radon Testing piers shall be pressure treated or naturally resistant to decay and termites. 16.0 MONITORS AND LABELING 16.1 All active soil depressurization and block wall depressurization radon mitigation systems shall include a mechanism to monitor system performance and warn of system failure. 

The mechanism shall be simple to read or interpret and be located where it is easily seen or heard by building occupants and protected from damage or Radon Testing destruction. Electrical radon mitigation system monitors (whether visual or audible) shall be installed on non-switched circuits and be designed to reset automatically when power is restored after service or power supply failure. Battery operated monitoring devices shall not be used unless they are equipped with a low-power warning feature.

What Certifications Do I Need For Crime Scene Clea

Hospitals: There is almost universal agreement that healthcare workers, such as nurses and physicians, who are employed in hospitals, provide patient care, Crime Scene Cleanup What Certifications Do I Need For Crime Scene Clea and have occupational exposure are at risk for infection by bloodborne pathogens. 

Since their r  read more..

Withstanding Wind And Lightning

Rooftop Attachment of Lightning Protection Systems in High-Wind Regions Hurricane Katrina Recovery AdvisoryFEMA May 2006, Revised July 2006 Purpose: To recommend practices for installing lightning protection systems (LPS) that will enhance Wind Damage Withstanding Wind And Lightning wind resistance in high-wind regions. Key Iss  read more..

Blue Water Carpet Cleaning

This is our decision regarding the Application for Further Review of Protest No. 2704-08-100508, timelyfiled on behalf of Rug Doctor, LP ("Rug Doctor"), concerning the classification of carpet cleaning machines Water Extraction Blue Water Carpet Cleaning under the Harmonized Tariff Schedule of the United States ("HTSUS").   read more..

The Dangers Of Raw Sewage

Establish temperature control to enhance the evaporation rate and effectiveness of ventilation or dehumidification systems in use. All solid waste must be collected and discarded. Use dehumidifiers, fans, window air conditioners and open windows to aid in the drying process when available. Exchange   read more..

Flood Zone Maps

Are costs of preventive measures covered under the SFIP? Some are. When an insured building is in imminent danger of being Flood Damage Flood Zone Maps, the reasonable expenses incurred by the insured for the removal of insured property to a safe location and return will be reimbursed up to $1,000, and the purchase of sand  read more..

Animal Damage Management And Bat Exclusion In Mass

Animal damage, Animal damage management and bat exclusion in Massachusetts. What is White-Nose Syndrome? White-nose syndrome (WNS) is a disease that affects bats that hibernate in the winter and is associated with a newly discovered fungus, Geomyces destructans. 

The  read more..

Compulsive Hoarding Fire Damage

Because compulsive hoarding is a disease that involves the collection of items that could be considered of little or no value and in most cases a person that is a compulsive hoarder will collect some many items at their homes become a hazard especially when it comes to fire. As the compulsive   read more..

Tenant Move Out

So, any relation between narrow rates, such as those in the normal, and any principal level of tolerance has been unclear. It is significant that some air unceasingly enters buildings through unseen openings, like doors and windows. Such penetration raises the actual aeration rate by a slight, bu  read more..

Basement Dehumidification

If you are not successful with cleaning your flood damaged carpet and mold and mildew occurs because you didn't dry it quickly enough, then you should try Basement Drying Basement Dehumidification. Try to lift up the carpeting to get a dehumidifier underneath of it. If the foam on the back of the carpeting gets torn in this proc  read more..

Remove The Musty Smell From A Basement After Water

Exterior wall insulation must be approved for below-grade use. Typically, three products are used below grade: extruded polystyrene, expanded polystyrene, and rigid mineral fiber panels. (Baechler et al. 2005). Basement Drying Remove The Musty Smell From A Basement After Water Extruded polystyrene (nominal R-5 per inch) is a common choice.    read more..