Structural Drying Services San Francisco Bay Area
IICRC ASD certified structural drying services for water-damaged buildings across the San Francisco Bay Area. LGR and desiccant equipment, daily moisture monitoring, IICRC S500 standards. Call (415) 529-5637.
Structural drying is the science of removing moisture from water-damaged building materials — walls, floors, subfloors, framing, and concrete — using calibrated commercial equipment and psychrometric principles. Done correctly, structural drying prevents mold, protects structural integrity, and prepares the building for reconstruction. Done incorrectly or incompletely, it leads to hidden moisture, mold growth, and expensive secondary damage. Allied Restoration's IICRC ASD-certified technicians apply the science of structural drying to every project across the San Francisco Bay Area.
The Science Behind Structural Drying
Effective structural drying requires understanding and controlling three variables simultaneously:
Warmer air holds more moisture and accelerates evaporation from building materials. Our equipment maintains optimal drying temperatures throughout the project.
Air must be kept below a critical humidity threshold to continue drawing moisture from building materials. Dehumidifiers continuously remove moisture from the air to maintain this gradient.
High-velocity directed airflow at the surface of wet materials accelerates evaporation. Air mover placement is calculated based on room geometry and material type.
Our Structural Drying Equipment
Low Grain Refrigerant dehumidifiers — including the Dri-Eaz LGR 6000Li — remove up to 25 gallons of water per day from the air. Superior to conventional dehumidifiers at lower humidity levels when standard units stall.
Chemical desiccant units process thousands of cubic feet per minute — essential for large commercial spaces, cold environments, and situations requiring very low humidity levels. Allied Rental maintains a commercial desiccant fleet.
Crosswind AX and Phoenix AirMax units deliver high-velocity focused airflow at calculated angles across wet surfaces. Placement calculated using psychrometric principles to maximize drying efficiency.
Injectidry wall cavity drying systems, concrete slab drying mats, hardwood floor drying mats, and compact units for low-clearance crawlspaces and attics. Every drying challenge has a specific solution.
Tramex Encounter Plus and Delmhorst meters provide calibrated moisture readings across all material types. Readings taken and logged daily. Equipment not removed until materials reach IICRC S500 standard moisture levels.
FLIR thermal cameras identify hidden moisture pockets behind walls, under floors, and in structural cavities that moisture meters cannot reach without invasive probing. No guesswork — every wet area identified and addressed.
Structural Drying Standards — IICRC S500
The IICRC S500 Standard for Professional Water Damage Restoration defines the drying goals that must be met before a structure is considered dry and safe for reconstruction:
- Wood framing and subfloor: moisture content below 19%
- Concrete: must reach equilibrium with ambient conditions
- Drywall: moisture readings return to pre-loss levels
- Documentation: daily readings logged throughout the drying period
Insurance carriers require IICRC S500 compliant drying documentation to process water damage claims. Allied Restoration's ASD-certified technicians ensure all documentation meets carrier requirements on every project.
How Long Does Structural Drying Take?
3–5 days for standard water loss with drywall and wood framing
5–10 days for flooded basements or multi-room losses
7–21 days — concrete dries significantly slower than wood
Varies by scope — dedicated equipment fleet accelerates timeline
24/7 Commercial Emergency Response
IICRC certified · Bay Area offices · All insurance carriers · Xactimate documentation
(415) 529-5637