Cuenta con una electro-válvula de seguridad que evita que el gas salga cuando la llama está apagada.
Al encender el Bunsen, debe presionar la válvula térmica y mantenerla presionada durante unos 15 segundos.
La llama se puede ajustar girando el botón de regulación o el casquillo metálico que ajusta la cantidad de aire.
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· Mechero Bunsen de la marca Sirio indicado para gas metano y gas propano
Quick Shipping and Professional Packaging
Through our long-term relationship with UPS, FedEx, DHL and many other world-class carriers, we can provide an array of shipping options. Our warehouse staff will package all goods to our exacting specifications. Prior to shipping, your goods will be thoroughly inspected and secured. We ship to thousands clients every day from all over the world. This demonstrates our dedication to becoming the largest online retailer on the planet. We have distribution centers and warehouses in Europe and the USA.
Orders with more than 1 item are assigned processing times for each item.
Prior to shipping the items, our staff will carry out a thorough inspection on the products you ordered. Today, most orders will be delivered within 48 hours. It is expected that delivery will take between three and seven days.
Returns
The inventory is constantly changing and we do not completely manage it because many stakeholders are involved, including our warehouse and factory. This means that the actual stock could alter at any time. It's possible that your order could be unable to fill when you have placed the order.
Our policy lasts for thirty days. If 30 days have passed in the past since you purchased, unfortunately we can't offer you a refund or exchange.
The item should not be in use and must be in its original condition. The item must be in the original packaging.
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