What does FRL mean in pneumatic systems?

FRL stands for Filter-Regulator-Lubricator, the three essential components of air preparation. The filter removes water, oil, and debris; the regulator maintains consistent downstream pressure; and the lubricator adds oil mist to lubricate pneumatic components. Together they protect equipment and ensure reliable operation.

Why is air preparation important?

Compressed air contains water, oil, and debris from the compressor which can cause premature wear, corrosion, and failure of pneumatic equipment. Proper air preparation extends component life, maintains consistent performance, and reduces maintenance costs. We recommend 5-micron filtration as a minimum.

What filtration levels are available?

Standard filtration is 5 microns for general industrial use. For precision instrumentation, 0.01 micron coalescing filters remove sub-micron oil and water aerosols. For food and medical applications, we offer sterile filter elements and stainless steel housings.

Can I get modular (whisper) style FRL units?

Yes, modular (or stacking) FRL units use a common air manifold allowing multiple units to be connected without piping. This saves space, simplifies installation, and allows easy reconfiguration. All our modular units are interchangeable with major brands like SMC, Festo, and Parker.

Pneumatic Components

Pneumatic Air Preparation Unit

Name: Pneumatic Air Preparation Unit
Brand: Supreme Valves India
SKU: air-preparation-unit
Availability: InStock
Rating: 4.8 (127 reviews)

Complete pneumatic air preparation units (FRL). Inline and modular mounting. 1/8" to 1" port sizes. Oil mist lubricators, regulators to 25 bar. Export quality for industrial automation.

Common Applications

Pneumatic SystemsSpray EquipmentPackagingAutomationProcess

Request Enquiry WhatsApp Download Datasheet

Materials of Construction (MOC)

Component	Material Specification
Body & Bonnet	Ductile Iron (ASTM A536 / EN-GJS-400-15)
Stem / Spindle	SS 410 / SS 420
Seat / Trim	EPDM / NBR / Bronze

Technical Specifications

Parameter	Specification / Standard
Manufacturing / Design Standard	EN 1171 / AWWA C509 / BS 5163
Testing Standard	API 598 / EN 12266-1
Pressure Rating	PN16 / PN25