Are you seeking a product to seal off gaps and cracks in your buildings? You can trust in Haohai's premier PU FOAM! With a very rigid and durable foam which lasts for long, it is also very easy to use and therefore best option for all commercial buildings.
You want a sturdy and dependable foam when it comes to sealing gaps & cracks. The gap filling foam from Haohai is exactly that! Our foam grows into every corner to create a tight seal, stopping air and moisture from coming in. We have a long-lasting foam insulation, so you can sleep soundly knowing those cracks will be taken care of.

Put a stop to the gaps and breaks in your buildings. But with Haohai's top-quality gap filling foam, you can fill them in an easy and convenient way. Our foam is easy to use meaning you can complete the work in no time at all. And because our foam is "ruggedized" for expansion and contraction with the building you get air sealing performance that won't ever crack or break.

Although filling in the gaps and cracks, it can help improve the insulation of your building as well. Owing to our foam which seals up gaps and cracks, heat or cool air cannot escape once it's on the inside -this means you can enjoy a comfortable building no matter where you are in your room throughout the year. But even better than all that, our foam is energy efficient, which means you save on heating and cooling. HVAC PRE - INSULATED DUCT

Time Is Money, Especially In Construction Skip everything with Haohai's competitive gap filling foam instead. With an easy to use foam like ours you can fill gaps or cracks without a huge chunk of your day being tied up in this task. On top of that, our foam is cost-effective as well to guarantee you on budget during construction.
Our products are made with the top quality materials Their durability and performance are better than their gap filling foam and they have gained the trust of both domestic and international customers
Haohai was established in the gap filling foam of August 2000, has continued to maintain its fast and steady expansion. It has also become a "Advanced Enterprise and Civilized Unit for Technology Innovation" and received the ISO9001:2015 quality certification for its system. Our products are of a high quality as we have a reliable quality management system and modern equipment, and a highly skilled staff.
Our most popular products are Duct Panel, PU foam and stonefix adhesive foam, polystyrol foam multipurpose spray adhesive foam and personal care such as home care, aerosols for car care. Today, we are developing gap filling foam for a variety of well known companies around the world.
Our gap filling foam is thorough and attentive Our customer service team is qualified to resolve customer's problems The well-known customer service system and technical support enable us to offer a flawless service