Four Seasons hose assemblies use OE-type barrier hose to minimize refrigerant loss. The fittings are of the permanent beadlock type, made of light weight rust free aluminum construction.
All hose assemblies meet tensile standards for SAEJ51 and IMACA 312 for R12 and SAEJ2064 for R134A.

Features

• OE-Type Barrier Hose
• Permanent Beadlock Type Fittings
  
  

Signs it is Time to Replace Your Heater Hose(s)

Prevent system contamination and coolant leaks that could cause your engine to overheat by checking for these common signs of Heater Hose damage / failure:

INTERNAL DAMAGE
Soft / mushy hose ends, usually about 2 inches from the clamp. Internally Damaged Hose

LEAKAGE
Moisture, drips or coolant bleed marks on or around the hose clamps, connectors or hose. Leaking Hose

HEAT DAMAGE
Slight swelling, or a hardened, glossy cover that is covered with cracks. Heat Damaged Hose

OZONE DAMAGE
Tiny, parallel cracks in the cover, usually at hose bends. Ozone Damaged Hose

ABRASION DAMAGE
Rubbing marks on, or damage to the hose cover. Abrasion Damaged Hose

OIL CONTAMINATION
Soft or spongy to the touch - bulges and swelling are readily apparent. Oil Contaminated Hose