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1UL
The Universal Louvre 1UL is a roll-formed single bank system for rooftop or façade screening where high airflow is needed, and high levels of rain defence are not required.
Louvre Selection Tool
Identify the most suitable Colt louvre system for your project in just a few steps. Enter your airflow requirements, design criteria, material preferences and dimensional constraints to receive a recommended louvre solution, complete with key performance data.
Step 1 of 4
Help me choose the right louvre type
Step 2 of 4
Product selection
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Step 3 of 4
Airflow and design conditions
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Design air flow rate
Step 4 of 4
Dimensions and pressure drop
Results
Select a sizing option and complete both fields below.
| Selected louvre type | Suited to applications where rain rejection and weather protection are critical, especially at exposed or high-level locations. |
|---|---|
| Classification | N/A |
| Pressure drop | N/A |
| Core velocity | N/A |
| Panel width | N/A |
| Panel height | N/A |
| Panel weight | N/A |
Notes:
- Extract classification is based on 0 m/s core velocity as a conservative worst-case assumption.
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2UL
Colt 2UL is a versatile double‑bank louvre system offering a balance of enhanced rain defence and strong airflow performance.
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3UL
Colt 3UL is a triple‑bank louvre system engineered for maximum rain defence without compromising airflow.
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CALM S18-150
The Colt CALM S18-150 is a high-performance acoustic louvre designed to balance noise reduction with maximum ventilation.
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CALM S18-300
The Colt CALM S18‑300 is a high‑performance acoustic louvre designed for environments needing both ventilation and noise control.
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CALM S18-300-V
The Colt CALM S18‑300‑V is a high‑performance acoustic louvre designed for environments needing ventilation and noise control.
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CALM S18-600-V
The Colt CALM S18‑600V is the highest performing acoustic louvre in the range, designed for maximum noise attenuation with airflow.
Contact Us
We deliver tailored solutions across Louvres, Smoke Control and Climate Control. For more information on how we can help you with your project, get in touch with our team.