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Establishes minimum regulations for mechanical systems using prescriptive and performance-related provisions. The IMC was developed with broad-based principles that make possible the use of new materials, methods and design. Important changes in the 2021 IMC include: Clothes dryer exhaust terminals required to be at least 3 feet from any opening into a building. Polyurethane spray-applied foam on the exterior of ducts in attics and crawl spaces required to meet specific smoke and flame index limits. Fire and smoke dampers must be provided with approved access for inspection and maintenance. Refrigerant tables updated to include new refrigerants. Addition of condensate termination identification markings and discharge restrictions. Approved factory-built combination intake/exhaust terminations permitted, relaxing separation requirement. 30% reduction in minimum mechanical ventilation for whole-house balanced ventilation systems. Continuous operation requirement for manicure and pedicure station exhaust systems. Grease duct horizontal cleanout required within 3 feet of a horizontal discharge fan.
Shipping & Delivery Policy
At Code Book Library, we prioritize getting your professional references to you as quickly and safely as possible. We utilize a network of global distribution centers to ensure we can offer competitive pricing on the most essential codes and standards.
1. Shipping Coverage
We provide professional shipping services to all 48 contiguous United States.
Please note: We are currently unable to ship to P.O. Boxes, APO/FPO addresses, or US Territories (Puerto Rico, Guam, etc.).
2. Order Processing
● Handling Time: Orders are typically processed and quality-checked within 7–8 business days.
● Our team performs a rigorous manual inspection of every technical manual—checking for binding integrity and page clarity—before it is cleared for dispatch.
3. Shipping Options & Timelines
We offer reliable, door-to-door delivery with full tracking.
|
Shipping Tier |
Estimated Arrival |
Pricing |
|
Standard Delivery |
10–14 Business Days |
Flat Rate at Checkout |
|
Priority Express |
5–7 Business Days |
FREE for orders over $150 |
Note: Delivery times are estimates and may vary based on your local carrier and routing.
4. Tracking Your Order
Once your order leaves our distribution center, you will receive an automated email containing your Tracking Number. You can follow your package's journey directly on our website or through the carrier's portal.
5. Delivered Duty Paid (DDP)
To ensure a seamless experience, we aim to simplify the delivery process. For the vast majority of our orders, the price you pay at checkout is final. In the rare event that local postal administrative fees occur, these are handled by the recipient.
6. Shipping Protection & Damage Claims
Your books are high-value tools. We ship all manuals in reinforced, moisture-resistant packaging.
● If your order arrives damaged, please email support@codebooklibrary.com within 24 hours of delivery.
● Please include your order number and clear photos of the damaged packaging and the book itself.
