FUNAS Technical Content Team

Chilled water pipe supports often begin sweating before any moisture appears along the straight pipe run. The fault is usually local: direct metal contact, inadequate support insulation, a damaged transition or a joint that no longer keeps humid air away from the cold pipe. This guide covers the design, installation, inspection and repair of insulated supports for commercial HVAC piping.

Chilled water pipe insulation may begin sweating again when the replacement removes the visible damage but leaves hidden moisture, weak repair boundaries, or the original specification problem in place. This guide focuses on auditing a failed repair and deciding whether the next step should be another local patch, a wider replacement, or a revised insulation specification.

Rubber foam insulation can still develop condensation when seams, fittings, supports or terminations are installed incorrectly. This guide identifies seven common installation mistakes, the failure patterns they create and the checks contractors should complete before chilled water system start-up.

Insulation thickness for hot and humid conditions should be selected from dew point, service temperature, pipe size and verified material data rather than a standard thickness rule. This guide explains a practical calculation and procurement process for chilled water pipes, refrigerant lines, ducts and other cold surfaces exposed to high humidity.

chilled water pipe insulation thickness, insulation thickness for humid conditions, condensation control insulation thickness, dew point insulation calculation, rubber foam pipe insulation thickness, cold pipe insulation thickness

Glass wool insulation can help reduce heat loss in buildings, HVAC ducts, roofs and industrial insulation projects when the right density, thickness and facing option are selected. This guide explains how glass wool supports energy-saving insulation design and what contractors, distributors and project buyers should confirm before bulk procurement.

This guide compares glass wool roll and glass wool board for HVAC and building insulation projects. It explains where each product works better, how to choose by application, density, thickness, facing, installation method, and what contractors or project buyers should confirm before ordering.

This guide explains how to choose XPS insulation board for construction projects, including common applications, thickness selection, board size, density, installation areas, procurement details, and what contractors or project buyers should confirm before ordering.

This guide explains the difference between B1 and B2 rubber foam insulation from a project buyer’s perspective. It covers fire performance requirements, product forms, test reports, sheet and pipe options, facing choices, and key details to confirm before ordering for HVAC, duct, pipe, and construction insulation projects.

This procurement checklist helps contractors and distributors choose insulation materials for HVAC, building, and industrial projects. It covers application matching, product specifications, fire performance documents, facing options, packaging, accessories, supplier questions, and common purchasing mistakes to avoid.

This guide compares rubber foam sheet and rubber foam pipe insulation for HVAC ducts, chilled water pipes, refrigerant lines, and mechanical projects. It explains when contractors should choose sheet insulation, when pipe insulation is more suitable, and what to confirm before ordering.

Learn how to choose rubber foam insulation for HVAC ducts and pipes, including sheet vs pipe insulation, thickness selection, condensation control, foil-faced options, adhesive backing, and key points to confirm before bulk ordering.

Rock wool and fiberglass are both common insulation materials for building, HVAC and industrial projects, but they are not used in the same way. This guide compares fire resistance, thermal performance, acoustic control, moisture handling, installation form and procurement factors to help contractors, distributors and project buyers choose the right insulation material for each application.

Discover if sound insulation foam truly works in 2026 with FUNAS. Our guide explains the difference between blocking and absorbing noise, helping you choose the right solution for effective soundproofing. Enhance your space’s acoustic comfort today.

The best insulation for an attic or roof depends first on where the thermal layer sits and how the roof assembly manages air, moisture, fire and mechanical loads. This guide compares glass wool, rock wool and rigid XPS formats across vented attics, framed roofs, metal roofs and low-slope assemblies, then explains what contractors and project buyers should verify in supplier submittals and RFQs.

This article explains how outdoor exposure changes the specification of NBR/PVC rubber foam insulation. It distinguishes bare foam, protective coatings, factory-applied facings and external jacketing, then shows engineers and project buyers what to check at seams, supports, terminations and in supplier submittals before approving an outdoor insulation system.