GST 18% Extra will be charged on the above mentioned pricing. Top Quality Orhtopedic Mattress is included in the above pricing. Delivery & Installation service will be provided by the company at Pan India Level. For ordering you can email or contact us directly. Classic Series V/S Premium Series Below is the representation of actual difference between classic and premium series. Series TypeClassic SeriesPremium Series Warranty05 Years on Bed Frame Mechanism 03 Years on Engineered Gas Springs07 Years on Bed Frame Mechanism 03 Years on Engineered Gas Springs Weight Carrying Capacity300 kg Tested in Open Position500 kg Tested in Open Position Bed Leg MechanismManual Gravity Leg which rotates with the movement and take its position. Auto Leg Mechanism which Opens at certain inclinations PricingEconomical compared to Premium Series design for General Application.Since its designed for more robust application the pricing is more Premium compared to Classic Series.