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.

Criminal Laws For Methamphetamine Usage And Making

The purpose of this chapter is to provide guidance to OSHA Compliance Safety and Health Officers (CSHOs) and to the industrial hygiene community on the potential for skin exposure to chemicals Meth Lab Cleanup Criminal Laws For Methamphetamine Usage And Making in the workplace and the available means of assessing the extent of skin exposure. Skin expo  read more..

Snake Removal in Garden

Most people like to have a nice garden the more plan to have, the better, but having a lush garden could also invite Animal Damage Snake Removal in Garden. I'm not sure if you know this but most snakes are not dangerous and most certainly do not want a confrontation with a human. Even the venomous snakes will not attack un  read more..

Mold Treatment For A Flooded Basement

Because dealing with a flooded area can be dangerous, extra safety precautions should be taken.When in doubt, contact the City of Columbus Health Department.Please follow these safety tips: Because electrocution is always a danger in a flooded basement, Basement Drying Mold Treatment For A Flooded Basement wait until the water recede  read more..

Pigeon Removal

You ever notice, you feed one pigeon and thousands more show up almost magically, it's like how do they know that you have food. It's a trained response, something that they've learned automatically. Pigeons at your home or business can be a huge problem defecating in areas where people walk  read more..

Smoke Inhalation

Exposure to Smoke inhalation from Fires The Smoke inhalation released by any type of fire (forest, brush, crop, structure, tires, waste or wood burning) is a mixture of particles and chemicals produced by incomplete burning of carbon-containing materials. All Fire Damage Smoke Inhalation contains carbon monoxide, carbon di  read more..

Water Restoration

The reason of this article is to outline proper techniques for extraction and Document restoration Water Restoration following an indoor water release, like a flood or pipe break, which might result in water damaged documents. The prompt extraction of water is needed to reduce property loss and prevent microbial mold growth. T  read more..

How To Use A Tarp To Repair A Roof

Hurricane Rita 2005 Rita, the third Category 5 hurricane of the season, was a destructive and deadly hurricane that devastated portions of southeastern Texas and southwestern Louisiana and significantly impacted the Florida Keys.A tropical wave and the remnants of an old front combined to produ  read more..

How To Become A Mold Inspector

Mold can make some people sick. The problems mold cause are often the same as any allergy that affects your nose, throat, and lungs.The most common health problems due to mold are: runny nose stuffy head itchy eyes cough trouble breathing sore throat sneezing headaches rash fatigue upper respiratory  read more..

Debris Removal

If you have a good lease you will be able to recoup some of your money. However most people do not have a thorough lease so water damage, and damage from mold, basic neglect are not covered in the lease. If you do have a good lease and the tenant fails to inform you that there is a water leak   read more..

Do It Yourself Restoration Of Mold Damage On Paper

Although it is neither necessary nor desirable to remove all dirt or discoloration from old papers, surface cleaning sometimes improves the appearance of an artifact. Surface cleaning can also remove substances that might eventually damage paper, or that could be transferred to other papers during h  read more..