AWF Blog

When working with professional-grade sealants, shelf life is more than a date on a tube—it’s a key factor in performance, reliability, and job-site compliance. Sika has officially announced an improvement to the shelf life of several widely used Sikaflex® polyurethane sealants. This update applies to both new production and qualifying existing inventory and is fully backed by manufacturer documentation. Below, we explain what changed, how to check your product, and what it means …

When it comes to protecting pedestrian and vehicular deck surfaces, choosing the right top coat — and using it correctly — is just as important as selecting the system beneath it. Sikalastic® TC 235 is a manufacturer-designed polyurethane top coat intended for use within Sikalastic® Traffic 1500 Low VOC deck coating systems, and understanding its proper application helps ensure long-term performance and durability. This guide is designed to help customers understand what Sika …

As temperatures begin to fall, buildings experience new seasonal stresses. Cold weather causes substrates to contract, joints to widen, and moisture to enter even the smallest gaps. Without proper preparation, winter can lead to cracking, leaks, drafts, and costly repairs once spring arrives. That’s why pre-winter sealing is one of the most essential steps in protecting a building. And when it comes to choosing a sealant that performs reliably in freezing conditions, Sikaflex® NP1 stan …

When it comes to protecting balconies, parking garages, stadium walkways, and plaza decks, choosing the right waterproofing and traffic-coating system makes all the difference. One product many contractors rely on is Sikalastic® M 205—a single-component, moisture-curing polyurethane base coat designed specifically for Sikalastic® Traffic 1500 and 2000 Low VOC systems. Whether you're building new structures or restoring existing ones, here’s what you need to know before select …

In today’s construction environment—where energy efficiency, durability, and occupant comfort are top priorities—builders need solutions that deliver consistent, high-performance results without slowing down schedules. DuPont™ Froth-Pak™ 200 and 630 spray foam systems meet those expectations by offering fast-reacting, Class-A fire-rated insulation and air sealing in a fully portable, contractor-ready kit. Engineered for precision and ease of use, Froth-Pak™ he …

When it comes to sealing horizontal concrete joints, choosing the right sealant is just as important as choosing the right concrete mix. Whether you’re working on sidewalks, pool decks, warehouses, or plaza decks, a high-performance joint sealant protects your slab from water intrusion, debris, freeze–thaw damage, and long-term structural cracking. Two of the most trusted options on today’s market are Sikaflex®-1c SL and Vulkem® 45SSL — both one-component, moistur …

When it comes to commercial building envelopes, maintaining a reliable air and moisture barrier is critical to long-term performance. DuPont™ LiquidArmor™ LT Flashing & Sealant delivers that protection—especially in low-temperature environments where traditional flashing solutions struggle to perform. This advanced, single-component silicone liquid flashing is designed for durability, flexibility, and ease of installation, offering contractors a powerful alternative to peel …

When it comes to protecting a home from the elements, every layer matters. DuPont™ Weathermate™ Plus Housewrap is engineered to deliver maximum weather defense — providing durability, water resistance, and energy efficiency for years of comfort. What Is Weathermate™ Plus Housewrap? DuPont™ Weathermate™ Plus is a non-woven, non-perforated, polyolefin-based wrap designed to enhance a building’s weather barrier between the cladding and the wall assembly. It …

When it comes to keeping a home or building safe, the most important battles often happen below ground. Moisture seeping through walls can cause cracking, mold, and costly structural issues—while termites silently eat away at what supports everything above. Polyguard 650 TRM is a smart, long-term solution that tackles both problems at once. It’s a peel-and-stick waterproofing and termite barrier designed for concrete and insulated concrete form (ICF) foundations. Let’s break do …

When it comes to keeping moisture and air out of a structure, details matter. Every window, door, and wall penetration is a potential weak point where water can sneak in — leading to rot, mold, and costly repairs.That’s where fluid-applied flashing comes in. What Is Fluid-Applied Flashing? Fluid-applied flashing (also known as liquid flashing) is a high-performance sealant system used to waterproof and air-seal rough openings and joints in the building envelope.Unlike traditional sel …