+ GST
Auckland - North Shore
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Auckland - Penrose
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Tauranga - Judea
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The Mastercool 99961-EU is a professional 4-way digital HVAC manifold with integrated thermocouple, engineered for precise refrigerant pressure measurement and temperature diagnostics. Featuring a full 3/8" bore ball valve design and quarter-turn operation, it delivers fast, accurate readings for the most demanding HVAC service environments.