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Hygrometer
 Precision hygrometer for monitoring humidity within HVAC and refrigeration environments — supplied by Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – the trusted AC spare parts supplier Muscat. Ideal for ensuring system health, indoor‑air quality and preventive maintenance.
- Measures relative humidity and temperature accurately
- Digital display with data logging or field‑ready features
- Suitable for duct‑air, equipment rooms and chilled‑water plants
- Durable design for high‑temperature, humid Oman conditions
- Enables maintenance teams to track humidity trends and optimise HVAC performance
Multimeter
Meta Description
Professional multimeter designed for HVAC technicians — available wholesale via Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – your AC spare parts supplier Muscat. Ideal for accurate electrical diagnostics within air‑conditioning and refrigeration systems.
- Measures AC/DC voltage, current, resistance and continuity
- True‑RMS accuracy tailored for HVAC systems
- Compact, rugged field‑ready design for site use in Oman
- Built‑in temperature or capacitance functions depending on model
Essential tool for service, installation and system maintenance
Leak Detector Meter
 Advanced leak detector meter for HVAC refrigerant systems — available from Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – your AC spare parts supplier Muscat. Detect leaks quickly, reduce downtime and save energy in commercial air‑conditioning installations.
- Detects refrigerant leaks as low as parts‑per‑million (ppm)
- Compatible with multiple refrigerants including R410A, R134a
- Visual and audible alarms, built‑in sensor calibration
- Portable, rugged design for field work in Oman’s climate
Ideal for maintenance, service contracts and system audits
Aluminium Duct
 Premium‑grade aluminium ducting for HVAC systems — supplied wholesale by Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – the trusted AC spare parts supplier Muscat. Ideal for commercial ventilation and air distribution with high thermal efficiency and corrosion resistance.
- Manufactured from aluminium alloy (3003‑0 or similar)
- Complies with duct construction and pressure classes (SMACNA / IMC standards)
- Available in round, rectangular and flat‑oval profiles
- Excellent corrosion resistance for coastal Muscat environment
Suitable for supply, return and exhaust air‑conditioning systems
Foster 30‑36
Foster 30‑36 Sealfas® Coating – a fire‑resistant, washable and abrasion‑proof insulation coating for air‑conditioning ducts and cold water piping. Supplied by Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – your trusted AC spare parts supplier Muscat.
- White, halogen‑free coating for HVAC insulation
- Ideal for ducts, chilled water piping and HVAC lagging
- Flame spread rating: low e.g. spread 10, smoke developed 5
- Compatible with polystyrene, polyurethane and fibrous insulation
- Meets MIL‑DTL‑3316C Class 1 Grade A & NFPA 90A/90B standards
SL100 Oil
Premium‑grade SL100 synthetic refrigeration oil from Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – your AC spare parts supplier Muscat. Designed for high‑viscosity needs in industrial and commercial HVAC systems using HFC refrigerants.
- Synthetic POE lubricant with ISO 100 viscosity grade
- Compatible with R134a, R404A, R407C, R410A systems
- Excellent thermal stability and chemical resistance
- Suitable for screw, scroll and reciprocating compressors
- Wholesale supply for HVAC contractors across Oman
A/C Canvas Cloth
 Durable A/C Canvas Cloth for pipe and duct insulation, available wholesale from Rubo Al Hail International Enterprise L.L.C., Muscat, Oman—trusted AC spare parts supplier Muscat. Engineered for HVAC applications with high durability and protective performance under Oman’s severe climate.
- 100% cotton plain‑woven fabric for insulation wrap
- Available in 6 oz and 8 oz weights (1.65 kg – 2.30 kg rolls)
- Ideal for covering pipework & ducts in commercial HVAC systems
- Resistant to abrasion, moisture and mechanical wear
- Supplied in bulk for wholesale HVAC component needs
R134a Oil
Premium‑grade R134 oil supplied by Rubo Al Hail International Enterprise L.L.C., Muscat, Oman – your trusted AC spare parts supplier Muscat. Formulated for systems using refrigerant R134a, ensuring optimal compressor lubrication and system reliability.
- Compatible with R134a (HFC) refrigerant systems
- Synthetic lubricant such as POE or PAG type
- High miscibility with refrigerant for efficient oil return
- Suitable for rotary, scroll and piston compressors
- Wholesale supply to HVAC service companies across Oman
Rime Copper Coils
 High-performance Rime Copper Coils, supplied for wholesale via Rubo Al Hail International Enterprise L.L.C., Muscat, Oman—your trusted AC spare parts supplier Muscat. Designed for stringent HVAC and refrigeration applications, these original coils provide superior thermal conductivity and durability for the Middle East environment.
- UL‑certified copper coils rated for 700 PSI
- Compatible with R410A and other modern refrigerants
- Suitable for commercial air‑conditioning and refrigeration systems
- Excellent corrosion resistance for coastal Oman conditions
Delivered in bulk to support large installations
Mueller Copper Coils
Premium‑grade Mueller Copper Coils available for wholesale purchase from Rubo Al Hail International Enterprise L.L.C., Muscat, Oman — your trusted AC spare parts supplier Muscat. Designed for HVAC and refrigeration systems, these original coils provide high‑efficiency performance and robust durability in demanding environments.
- 99.9% pure copper tubing
- Complies with ASTM B280 for HVAC/R applications
- Available in various diameters (¼″ to ¾″)
- Nitrogen‑purged and sealed for contamination protection
- Ideal for commercial and industrial refrigeration lines
Maksal Copper Coils
High-performance Maksal Copper Coils ideal for HVAC and refrigeration systems in Muscat, Oman. Supplied by Rubo Al Hail – your trusted wholesale partner for original AC spare parts. Perfect for contractors and system installers.
- Seamless copper with 99.9% purity
- Conforms to ASTM B280 standards
- Offered in soft-drawn coil format
- Excellent for HVAC refrigerant line applications
Long-lasting corrosion resistance
Jintian Copper Coils
 Premium‑grade Jintian Copper Coils—manufactured for HVAC and refrigeration systems by Rubo Al Hail International Enterprise L.L.C., Muscat, Oman. Ideal for bulk wholesale supply to contractors and service providers in Muscat and throughout Oman. Key specs:
- Seamless copper tubing, purity ≥ 99.9%
- Complies with ASTM B280 / EN 12735 standards
- Available in pancake rolls of 15mtr.
- Excellence in thermal conductivity and corrosion resistance
- Supplied ready for large‑scale commercial HVAC installation