We also sell on sites other than Mercari and our own website, so please refrain from immediate purchase and confirm availability via comments. Yamaha Avitex Seffina NS 1.5 tatami mat size, -35db. *This is a consignment sale item requested by a customer residing in Tokyo. ~Model Number~ AMDB15H ~Size~ Outer dimensions: 1443 x 1894 (with ventilation fan +170) x 2069 mm Inner dimensions: 1325 x 1766 x 1964 mm ~Soundproofing Performance & Weight~ -35db, approx. 450kg ~Regarding Delivery and Installation~ ・This will be a direct relocation from the customer's home in Tokyo, so a separate relocation basic fee (disassembly, transportation, and assembly) of 150,000 yen (tax included) will be charged. (Additional fees may apply for installations outside of Tokyo (23 wards), stair work, air conditioning work, and piano/desk carrying work) ・The position of the door and ventilation fan can be changed, so we will consider the layout and install it to match your room. ~Condition~ 【Defect Points】 There are several dents and depressions on the panels caused by a fall. These have been repaired by overlaying plywood to ensure that the soundproofing performance is not affected. For more details, we have uploaded a video of the renovation process and detailed explanation on YouTube, so please search for "Avitex Seffina NS 1.5 tatami mat size, defective product, regeneration!!" and take a look. *The flooring shown in the video has traces of the previous owner's use of sticker flooring, and the marks from removing the stickers remain. For an accurate estimate of installation costs and if you wish to purchase, please contact us via official LINE, message, or comment with the following information. Due to the regulations, we cannot post a URL, so please search for (株)Tokyo Sound Box and access the website. 1. Your installation address 2. Floor number and the presence of an elevator 3. Whether air conditioning work, piano/desk carrying work is required **Regarding Soundproofing Enhancement and Renewal Options** (株)Tokyo Sound Box offers a variety of soundproofing enhancement and renewal options for soundproof rooms. ・Vibration isolation enhancement for the floor, sound absorption enhancement for the interior, soundproofing enhancement for the room's windows, ventilation openings, and air conditioning ・Replacement of included equipment (carpet, lighting, ventilation fan) with new ones