【DIMENSIONS】Chimney cap top diameter: 148 mm, bottom diameter: 122 mm, height: 45 mm; suitable for pipes of 125-130 mm. This chimney cap effectively and durably covers openings, pipes, and vents in your home! A protective film is included and must be removed before use. 【MATERIAL】This chimney cap is made of stainless steel and is robust, durable, and corrosion-resistant. The material is highly resistant to corrosion and erosion from various chemicals, ensuring reliable and long-lasting use. It can withstand harsh weather conditions such as rain, snow, and sun. 【OPTIMAL SEALING】This chimney cap provides an effective seal for the pipe, preventing liquid or gas leakage, blocking odors, and repelling rodents and drafts. The perfect solution for a healthy atmosphere and clean air. 【COMPLETE SEALING】The stainless steel chimney cap fits snugly into the flue. The retaining ring is spot-welded to the cap. Simply push it into the opening. When released, the ring expands inside the opening, ensuring a tight seal against the flue. 【WIDE RANGE OF USE】This cap is suitable for chimney ducts, stove pipes, fireplaces, air intakes, and exhaust ducts, and all openings up to Ø 150 mm. It is also suitable for drain pipes to limit odors, protect against rodents, and prevent drafts. The smooth surface of the stainless steel stove cap prevents dirt from sticking and makes it easy to clean.