The duration on how long each mask will last depend on the level of maintenance done by individual on a daily basis. Mask’s cushion should be washed every day and keep it away from direct sunlight, cushion needed to be exchange when it was torn and causes air leak. The headgear should be change when the strap was loose due to over-stretch or loss of elasticity. All the replacement parts can be purchased from our showroom or you may visit https://sgmedical.org/pages/mask-componentsto get the parts through our online shop.
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