It is a method for window replacement that allows for at-home construction (same-day completion) and offers flexible options.
The "Liberty Method" is a sash replacement technique that offers many advantages, such as expanding indoor space, barrier-free design, and short construction periods. It can accommodate any type of sash. Additionally, it provides the benefit of widening the indoor side, allowing for effective use of an area ranging from 60mm to 100mm by 1800mm, and if desired, a bay window type is also possible. 【Features】 ■ Free renovation for any age of sash ■ Free renovation regardless of the sash manufacturer at the time of new construction ■ Free renovation for any type of existing sash ■ Accepts structural distortions of the building's unique framework ■ Minimal step differences in the sliding door area, barrier-free, etc. *Main service areas: Tokyo, Kanagawa, Chiba, Saitama. Technical support regarding the method is also available, so feel free to consult us even if you are in other regions. *For more details, please download the PDF or feel free to contact us.
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【Construction Procedure】 ■1. Measure the existing sash and understand the surrounding conditions ■2. Design and discuss the construction drawings ■3. On the day of construction: Secure the work area around the existing sash ■4. Remove the existing glass door ■5. Install the new frame and internal finishing materials ■6. Install the new glass door ■7. Seal the interior and exterior around the sash ■8. Complete the work *Main service areas: Tokyo, Kanagawa, Chiba, Saitama. Technical support regarding construction methods is also available, so feel free to consult us even if you are in other regions. *For more details, please download the PDF or feel free to contact us.
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Our company specializes in sash replacement due to large-scale renovations, renovations of private homes and apartment buildings, carpentry work, waterproofing work, soundproofing work, contracting for new wooden houses, metal fabrication, screen door replacement, and consultations/improvements related to housing. We have many years of experience in sash replacement using the Liberty method (cover method), and with the solid skills cultivated from our extensive track record, we will renew the sashes of your home. *Main service areas: Tokyo, Kanagawa, Chiba, and Saitama. We can also provide technical support for our methods, so please feel free to consult us even if you are in other regions.