Required in stairwells, corridors, and plant rooms of commercial buildings. It maintains fire compartment integrity, preventing flame and smoke spread while allowing inspection of critical services. READ MORE
Designed for theaters, recording studios, and hospitals. Its acoustic sealing minimizes noise leakage while still permitting access to hidden mechanical and electrical components. READ MORE
Suitable for bathrooms, kitchens, and humid areas. Lightweight, rust-proof, and easy to install, it offers affordable access to valves and pipes in moisture-prone residential spaces. READ MORE
Best for flat or low-slope commercial roofs. Allows safe entry to rooftop equipment, ducts, and waterproofing layers for inspection and maintenance without damaging the roof structure. READ MORE
If your wall or ceiling is fire-rated, standard panels may not pass inspection. Our fire-rated access panels provide certified protection and easy maintenance access.Ideal for commercial buildings, hospitals, hotels, and schools. Available with locks, hinges, and custom finishes.Ask us for details a... READ MORE
Ceiling access panels are suitable for for HVAC filters and valves. Wall inspection doors work well for plumbing and electrical.We offer steel, aluminum, stainless steel, and plastic options. Custom sizes and colors available.Send us your opening size. We will recommend the good solution. READ MORE
Every building hides pipes, wires, and ducts. When repairs are needed, cutting walls costs time and money. Our access panels and inspection doors provide quick, clean entry. Durable, easy to install, and available in custom sizes. Ideal for ceilings, walls, drywall, and tiles. Contact Xinchang Fengz... READ MORE
Acceptance inspection: the verticality of door frame is ≤1.5mm/m (level gauge+feeler gauge), the gap between door leaves is ≤3mm (feeler gauge), and the fire lock opening and closing test is flexible and reliable for ≥5 times. Daily maintenance: check the lubrication of fire locks and hinges every ... READ MORE
Daily cleaning Cleaning the lock hole and gap: use a soft brush (an old toothbrush will do) to clean the dust and sundries around the lock hole and lock tongue to prevent impurities from entering the lock core. Avoid foreign objects: keep the surface of the key clean and don't bring dust into the l... READ MORE
Preparation of the hole: clean up the floating dust of the impurities at the hole, check the dimensional deviation (5 mm is allowed), and chisel or repair the deviation; The edge of the concrete hole is roughened and coated with interfacial agent. Door frame positioning: put the door frame, adjust ... READ MORE
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