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.

Cleanup After A Tenant Trashes A Rental

Acceptance of rent with knowledge of a default by the tenant or acceptance of performance by the tenant that varies from the terms of the rental agreement or rules or regulations subsequently adopted by the landlord constitutes a waiver of the right of the landlord to terminate the rental agreement   read more..

How To Kill Mold In A Crawl Space

A properly sealed, moisture-protected, and insulated crawlspace will increase comfort, save on energy costs, improve the durability of the home, and reduce entry of moisture, radon, and other potential irritants or pollutants into the home. Crawl Space Drying How To Kill Mold In A Crawl Space Whichever design is followed, the keys to an  read more..

How To Restore Fire Damaged Photos

When reviewing completed work, keep in mind that it is difficult to evaluate technical aspects of a treatment. A good rule of thumb is that all repairs should be discernable to a trained eye, Document restoration How To Restore Fire Damaged Photos  o that those consulting the materials in the future will not be misled about an item's   read more..

Carpet Stain Removal Tips

Structural drying is an important step in the chain of work concerned with lumber scheming. Not, only should the worker be familiar with structural drying procedures and equipment employed, he, ought to become acquainted with the traits of the lumber with which he is concerned in correlation to sche  read more..

How Long Should A Dehumidifier Run Per Day

Unit(s) shall be capable and designed for year-round, 24-hours-a-day operation; and requiring only connections of ducts, utilities, and remote sensors, controllers, Dehumidification How Long Should A Dehumidifier Run Per Day and monitors. 3. Unit(s) shall include active regeneration system for control of dehumidification processes.    read more..

Lead Paint Abatement Health Risks

Work operations for which engineering controls and work practices are not sufficient to reduce exposures to or below the PEL; (C) Periods when an employee requests a respirator; and (D) Periods when respirators are required to provide interim protection for employees while they perform the operation  read more..

Trash Removal

A complete Debris Removal Trash Removal supervision strategy takes a major amount of time to create and put in place at the local level. The planning facility of the initial program was not widely used until much later in the beginning phase, project worksheets for strategy were prepared during the last few months of  read more..

Water Removal

Successful application of any raw substance is connected in no tiny measure with understanding the character of that substance in correlation to that work done to create a finished article. Wood edifice as correlated to drying dilemmas. [ME] is an important   read more..

After Your Flood Damaged House

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Grants For Asbestos Removal

Because asbestos was used so frequently and because of the dangers of asbestos it is possible to secure grants for Asbestos Abatement Grants For Asbestos Removal. Now the cannot be used in every case it only a select few will be eligible and the regulations will be different depending on which state you live in and which area of the   read more..