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.

Do It Yourself Mold Mitigation

If abatement procedures are expected to generate a lot of dust (e.g., abrasive cleaning of contaminated surfaces, demolition of plaster walls) or the visible concentration of the mold is heavy (blanket coverage as opposed to patchy), Mold Remediation Do It Yourself Mold Mitigation it is recommended that the remediation procedures for Le  read more..

Homicide Cleanup

Crime scene cleanup, homicide cleanup


People that talk to a crime scene cleanup professional, usually say the same thing. You've probably seen it all. Horrific Crime Scene Cleanup Homicide Cleanup like shotgun suicides, violent double homicides, decomposing bodies from su  read more..

Tax Deduction For Removing Asbestos Siding

Asbestos and lead have specificAsbestos Abatement Tax Deduction For Removing Asbestos Siding requirements from the Department of Natural Resources and the Department of Health Services for their identification and testing on a project site. See the sections on asbestos and lead in this step for those requirements. 

Yo  read more..

How To Recover Documents From Water Damage

Four-ply board is the thickness most often used for matting. Larger works of art or those with undulations or raised elements such as seals may require a thicker board for the window portion of the mat. Boards heavier than four-ply are available from conservation suppliers, or they can be made by la  read more..

What Does Asbestos Look Like

What programs are available to help individuals with what does asbestos look like-related diseases? Some people with what does asbestos look like-related illness may be eligible for Medicare coverage. Information about benefits is available from Medicare's Regional Offices, located in 10 major citie  read more..

How Could A Sewage Backup Affect Me

Important Answers to Your Questions From Fairfax County’s Waste water Management Program Q How could a sewage backup affect me? Sewer backups result from a blockage in the county’s sanitary sewer line or Sewage Cleanup How Could A Sewage Backup Affect Me the private sewer line that connects your home to the county system. If a blockage occurs  read more..

Mold Cause Problems With Allergies

Though disseminated coccidioidomycosis is uncommon, and symptomatic coccidioidal pneumonia usually resolves without therapy, many of these patients are very ill for weeks to months. Galgiani reported that a group of college students in Tucson who had coccidioidomycosis required an average of six cli  read more..

Types Of Security Fences

Although elevated, this house in North Carolina could not withstand the 15 ft (4.5 m) of storm surge that came with Hurricane Floyd (1999)Additionally, currents created by tides combine with the waves to severely erode beaches and coastal highways. Buildings that survive hurricane winds can be damag  read more..

Lead Paint Exposure Registry In California

Legislation in 1986 created a statewide system for tracking lead poisoning cases in children and adults in California (California Health and Safety Code Section 124130). Laboratories are required to report electronically all blood lead levels (BLLs) for persons tested Lead Paint Removal Lead Paint Exposure Registry In California in California to  read more..

How To Become An Emergency Planner

Many garage doors can be reinforced at their weakest points. Retrofitting your garage doors involves installing horizontal bracing onto each panel. This horizontal bracing can be Emergency Board up How To Become An Emergency Planner part of a kit from the garage door manufacturer. You may also need heavier hinges and stronger center supp  read more..