Permeance Factor
Permeance factor is a measurement that describes the rate at which water vapor passes through a material. It helps restoration professionals assess how materials respond to moisture and drying efforts.
A Glossary of Disaster Restoration Terms
About This Glossary
When disaster strikes, whether it’s a flood, fire, storm, or hazardous spill, the aftermath can be overwhelming. For many home and business owners, navigating the recovery process comes with not only physical and emotional challenges but also a flood of unfamiliar industry terms. Understanding the language of disaster restoration is key to making informed decisions, communicating effectively with professionals, and regaining peace of mind throughout the recovery journey.
To help simplify the process, we’ve put together a glossary of common disaster restoration terms. This resource is designed to give you clear, straightforward definitions so you can better understand the services being offered, the steps involved in restoration, and the measures that keep your property and health protected.
Permeate
To permeate is to pass through or spread throughout a material or space. In water damage restoration, water can permeate porous materials, leading to hidden damage.
Personal Protective Equipment (PPE)
Personal protection equipment (PPE) is safety gear such as gloves, masks, respirators, goggles, and suits used to protect workers from hazards. PPE is essential in restoration when handling biohazards, mold, or chemicals.
Plaster
Plaster is a building material made of lime, gypsum, or cement used to coat walls and ceilings. In restoration, plaster may require repair or replacement after water or fire damage.
Plenum in HVAC
A plenum in HVAC is an enclosed space in an HVAC system that distributes or collects air, typically located above ceilings or below floors. In restoration, plenums must be inspected and cleaned if contaminated...
Pollutant
A Pollutant is a substance that contaminates air, water, or surfaces and poses risks to health or the environment. Common pollutants in restoration include smoke particles, mold spores, and chemicals.
Pollution
Pollution is the introduction of harmful substances into the environment, such as air, water, or soil. In restoration, pollution may result from fire residues, sewage backups, or chemical spills.
Polyvinyl Chloride (PVC)
Polyvinyl chloride (PVC) is a durable plastic material commonly used in pipes, flooring, and building products. In restoration, PVC can be damaged by high heat or emit toxic fumes during a fire.
Porous
Porous describes a material that contains small openings or pores, allowing it to absorb liquids or gases. In restoration, porous materials like carpet, drywall, and upholstery often require special drying or replacement.
Post-Conditions
Post-conditions are the state of a property after restoration services are completed. Post-conditions should meet safety, health, and structural standards to ensure the property is fully restored.
