Heater for Royal Wellness hot tub, integrated stove model - KJL np-02.
Integrated Stove model KJL Np-03 need less wood expenses and has less pollution;
Integrated stove model KKI Np-01 is special model for plastic hot tubs.
External stove model KI Np-50 is made of 2mm stainless steel metal.
External stove model Kl NP-75 will heat the water in hot tub in 2-3 hours.
The most powerful model to heat the water in hot tub - External aluminum stove KL AL-90
Internal water heater KL Al-60 is made of aluminium.
Internal stove 28 kW KL np-59 for hot tubs to heat the water.
Internal hot tub heater 28 kW KL np-60 is made of stainless steel.
External aluminium heater is for hot tubs. It is hard fuel stove