A special moisture-absorbing sheet that breathes moisture protects electrical equipment and facilities from condensation problems such as breakdowns. Humidity control sheet to prevent condensation Prevents condensation for a long period of time without using electric power, realizing maintenance-free equipment inspection Application example Humidity control sheet to prevent condensation Examples of applications are shown below. About purchase About purchase Humidity control sheet to prevent condensation Frequently Asked Questions Prevents condensation for a long period of time without using electric power, realizing maintenance-free equipment inspection Eliminates the time-consuming and costly problem of exchanging silica gel for moisture and condensation countermeasuresResolved with technology that reduces the failure rate and maintenance cost of NTT's infrastructure equipment!! What is the solution to reduce the failure rate and maintenance cost of NTT's infrastructure equipment? The tone of the instrument changes from day to dayWhat is necessary to play a stable and good tone? Depending on the day, the tone of the instrument (reed) varies greatly. I want to always play with beautiful tones without spending extra time on adjustments. What is the solution?