Philippine Spiral Duct Manufacturing Inc. or PSDMI is all about giving you quality products at the best value for your money. We have been in the business for years and we are well-known as a specialist for various air conditioning systems and equipment.

We offer not only quality products but also quality customer service. True to our commitment to give the best value for money, we have also expanded our offerings to include volume dampers, blast gates, spiral ducts and other accessories.

Over the years, we have continued to grow not only our array of products, but also our team. Our staff is dedicated and knowledgeable and will help deliver the PSDMI brand promise.

We create custom round duct sizes to the nearest millimeter.
“You size it, we make it!”

We form galvanized, black iron, stainless steel sheets up to GA 16 THK!

Our Products


"We understand that projects represent not only buildings, but plans for your future"