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Designed to ensure bugs, insects and airborne pollutants do not enter your building, this Curtron S-HD-144-3 creates an air curtain to block these unwanted items from coming inside your building. It covers an areas up to 144" wide. It is made specifically for doorways up to 18'. The housing of the S-HD-144-3 is made of stainless steel. The Air Curtain includes a remote mounted control panel.
Built for Extra-Large Openings – Covers doors up to 20 feet high in the most demanding industrial environments.
Maximum Airflow Performance – 3 HP motor delivers up to 6620 CFM for powerful air separation.
Heavy-Duty Protection – Effectively blocks dust, fumes, flying insects, and outdoor air.
Rugged Construction – Galvanized steel housing designed to withstand harsh, high-traffic conditions.
Supports Climate Control – Helps maintain interior temperatures and reduce energy loss.
Q: What is the Curtron S-HD-144-3 air curtain designed for?
A: It's built for large, high-traffic industrial openings—blocking dust, debris, insects, and outside air in warehouses, loading docks, and factories.
Q: How wide is the S-HD-144-3 air curtain?
A: It spans 145 inches, making it ideal for oversized industrial doorways.
Q: What does “Heavy-Duty” mean for this model?
A: It features powerful motors and durable construction for continuous use in harsh, demanding environments.
Q: Is this model energy-efficient?
A: Yes, it reduces heat or cool air loss, helping to maintain indoor climate and lower HVAC costs.
Q: Are installation accessories included?
A: Yes, the unit comes with all required mounting hardware.
Q: What power does it require?
A: This 3-phase model typically operates on 208-230/460V, depending on the configuration.
Clean intake and discharge grilles monthly to maintain high airflow output.
Inspect heavy-duty fan motors and blades quarterly for wear or imbalance.
Tighten all electrical connections regularly to ensure safe operation.
Clean or replace filters monthly to optimize performance and efficiency.
Schedule annual professional service to preserve heavy-duty reliability and warranty coverage.