Main steel structure part commonly include H column&beam, roof horizontal bracing, wall vertical bracing, roof purlin and wall purlin etc, steel structures have stable and earthquake resistance, advantages have fast construction, save time and labor.
1. 30mm ceramic cartridge without distributor, standard 30mm size.2. It is a universal spare part, and can suit most faucets. Easy to install and replace.3. Control product quality from source, ceramic material same as SEDAL material.
emergency fire doorEmergency fire doors are heavier than Residential doors, often made from durable, fire resistant materials like metal or mineral core.Standard time ratings will vary from 20 min. – 180 min. according to the occupancy of the area in whic