Opposite-leaf dampers
If you're looking to improve the control and precision of your commercial or industrial air conditioning system, our Opposing Blade Dampers are the perfect solution. These dampers are specifically designed with highly durable materials to provide the maximum level of airflow control and distribution in your air conditioning system. The precise design of our dampers ensures you can easily adjust and regulate the airflow within your system, improving energy efficiency and overall performance.
Quantity
PRODUCT INFORMATION
Materials and Manufacturing
Frame and leaves:
Galvanized steel (18–22 gauge, ASTM A653)
Stainless steel (AISI 304 or 316 for corrosive environments)
Aluminum (5000 or 6000 series for light applications)
Standard Dimensions
Size range:
Rectangular: 150×150 mm to 2000×2000 mm (customizable).
Circular: Diameters 100–1200 mm.
Sheet thickness: 0.8–1.5 mm (depending on size and pressure).
Operation and Control
Manual: Adjustment lever with position indicator (0°–90°).
Motorized:
Actuators: 24VAC/DC, 230VAC, or pneumatic (3–15 psi).
Control signal: 0–10V, 4–20 mA, Modbus, or BACnet.
Response time: 15–120 seconds (adjustable).
Positioning: Return to predetermined position (fail-safe) in case of failure.
Applications and Regulations
Environments: Commercial, industrial, hospital (ISO 14644 for cleaning).
Certifications:
Fire: UL555S (fire dampers).
Sanitary: NSF/ANSI 37 (for food or pharmaceutical).
Efficiency: AHRI 580 (for VAV systems).
Note: Specifications may vary depending on order needs.
RETURN AND REFUND POLICY
1. General Conditions
Returns Deadline: We accept returns up to 15 business days after receiving the product, provided it meets the established requirements.
Eligible Products:
New items, in their original packaging, unused and with tags.
Accessories and spare parts not installed.
Exclusions:
Customized or custom-made products.
Installation, maintenance or repair services (unless there is an error on our part).
Opened or installed products (except for factory defects).
2. Return Process
Request: The customer must contact us by email/phone within the established period, stating the reason for the return and attaching the purchase invoice.
Authorization: We will validate the request and send shipping instructions (if approved).
Shipping: The customer must return the product with a prepaid shipping label (except in cases of error on our part or defective product).
3. Refunds
Refund Method: Refund will be issued using the original payment method (card, transfer, etc.) within 30 business days after receiving and verifying the product.
Deductions: Charges may apply for:
Damage caused by the customer.
Missing items (accessories, manuals, packaging).
Shipping costs (unless the return is due to our error).
4. Defective Products or Shipping Errors
If the product arrives damaged, is incorrect, or has manufacturing defects:
We will cover the shipping costs for replacement or refund.
We will request photos/videos as evidence.
5. Service Guarantee
For technical services (installation, repair):
We offer a 30-day labor warranty if the problem persists due to our fault.
It does not cover damage due to misuse or external conditions (e.g., electrical surge).
6. Contact
To manage returns or claims:
Email: info@inpal.com.mx
Telephone: +52 55 8255 8084
Hours: Monday to Friday, 9:00 a.m. to 6:00 p.m.
Note: This policy is subject to change. We recommend reviewing it periodically or consulting before making a purchase.
SHIPPING INFORMATION
When purchasing your air conditioning dampers, it is essential to specify the exact dimensions required (width, height, and frame type). Once the order is confirmed, the product will be available for pickup the next business day or can be shipped by courier, depending on the option chosen.