Venkateswaraa Insulation

HVAC - Airconditioning & Refrigeration

PTFE Gasket and Tapes

PTFE gaskets offer reliable, airtight sealing for HVAC components such as ductwork, piping, and flanges. Designed to withstand extreme temperatures and aggressive chemicals, they help prevent leaks and maintain long-term system efficiency.

PTFE Gaskets
PTFE gaskets provide reliable, airtight sealing for HVAC ductwork, piping, and flanges, even in extreme temperatures and chemically aggressive environments.

  • High chemical resistance: Withstands refrigerants and cleaning agents
  • Wide temperature tolerance: Performs up to 260°C / 500°F and in cold conditions
  • Non-stick surface: Easy removal during maintenance, reduced downtime
  • Long-lasting durability: Maintains sealing integrity under harsh conditions.

PTFE Tapes
PTFE tapes are ideal for sealing threaded joints and fittings in HVAC systems.

  • Airtight, leak-proof sealing for pipes and fittings
  • Corrosion & chemical resistant for long-term protection
  • Broad temperature resistance for heating and cooling systems
  • Easy application: No curing time, quick and efficient installation
 

Applications & Benefits – PTFE Gaskets and Tapes in HVAC

  • Sealing ducts, pipe joints, and fittings
  • Air conditioning and refrigeration connections
  • HVAC system maintenance and repairs
  • Preventing leaks in heating, cooling, and ventilation systems.

BUTYL Tapes for HVAC

Butyl tapes are highly effective sealing solutions for HVAC systems, offering strong adhesion, flexibility, and waterproof performance. Made from durable butyl rubber, they create airtight, moisture-resistant seals that withstand temperature variations, weather exposure, and chemicals—making them ideal for both indoor and outdoor HVAC applications.

Key Benefits

  • Excellent adhesion to metal, plastic, glass, and insulation
  • Waterproof and weatherproof sealing
  • Wide temperature resistance
  • Flexible and conformable to uneven surfaces
  • Vibration damping for reduced noise and wear

Applications

  • HVAC duct and joint sealing
  • Pipe insulation and leak prevention
  • Vapor barriers
  • Roof penetrations and outdoor unit sealing

A reliable and cost-effective choice, butyl tapes help improve HVAC efficiency, prevent leaks, and extend system lifespan.

PE Duct Gasket - Fire Resistant / Food Grade

PE (Polyethylene) duct gaskets are lightweight, durable, and reliable sealing solutions designed for HVAC duct systems that demand both fire resistance and food-grade safety. Manufactured from high-quality polyethylene foam, these gaskets ensure airtight and moisture-resistant joints between ductwork components, helping maintain system efficiency and hygiene.

They are widely used in food processing, packaging, storage, and commercial HVAC applications, where compliance with safety and cleanliness standards is critical.

Key Advantages

  • Fire-Resistant Performance: Helps limit flame and smoke spread in fire-rated HVAC systems
  • Food-Grade & Non-Toxic: Safe for clean air systems in food handling environments
  • Excellent Sealing: Prevents air leakage and moisture ingress
  • Moisture & Chemical Resistant: Reduces condensation, mold risk, and resists cleaning chemicals
  • Lightweight & Flexible: Easy installation with consistent compression and fit
  • Energy Efficient: Improves HVAC performance by minimizing air loss.


Typical Applications

  • Food processing and storage facilities
  • Fire-rated HVAC duct systems
  • Commercial kitchens and clean environments
  • Moisture- and humidity-sensitive installations

PE duct gaskets offer a dependable balance of safety, hygiene, durability, and efficiency, making them an ideal choice for modern HVAC systems.

EPDM Duct Gasket Tape - Fire Resistant / Food Grade

EPDM (Ethylene Propylene Diene Monomer) duct gaskets are high-performance sealing solutions designed for HVAC systems that demand fire safety, hygiene, and long-term durability. Manufactured from premium EPDM rubber, these gaskets provide reliable, airtight sealing for ductwork in food-processing, commercial, and industrial environments.

Key Features

  • Fire Resistant: Complies with ASTM E84 and UL94 standards, helping limit flame and smoke spread in fire-rated HVAC systems
  • Food-Grade Safe: FDA-approved, non-toxic, and odorless, suitable for clean air systems in food processing and commercial kitchens
  • Durable & Flexible: Maintains a secure seal under vibration, pressure changes, and mechanical stress
  • Weather & Chemical Resistant: Excellent resistance to UV, ozone, moisture, oils, and cleaning chemicals
  • Wide Temperature Range: Performs reliably from -50°C to 150°C, suitable for both hot and cold HVAC applications

Typical Applications

  • Food processing plants and commercial kitchens
  • Fire-rated HVAC duct systems
  • Cold storage and moisture-prone environments
  • Outdoor HVAC and ventilation systems

Benefits

  • Enhances fire safety and hygiene compliance
  • Prevents air leakage and moisture ingress
  • Improves HVAC energy efficiency
  • Long service life with minimal maintenance

EPDM duct gaskets deliver a dependable balance of fire resistance, food safety, and durability, making them an ideal sealing solution for demanding HVAC applications.

Aluminium Foil Tape

Aluminum Foil Tape is a high-performance sealing tape designed for HVAC ducting, insulation, and joints. Made from durable aluminum foil with a strong acrylic adhesive, it provides excellent sealing, moisture resistance, and thermal reflection, improving overall HVAC efficiency.

Key Features

  • High Temperature Resistance: Performs reliably from -20°C to 150°C
  • Moisture & Vapor Barrier: Prevents condensation, corrosion, mold, and mildew
  • Strong Adhesion: Bonds securely to metal, insulation, plastic, and fiberglass
  • Thermal Reflection: Reflects radiant heat to enhance energy efficiency
  • Flame Retardant: Complies with HVAC fire safety standards (UL / ASTM)
  • UV & Chemical Resistant: Suitable for indoor and outdoor use

Applications

  • Sealing HVAC duct joints and seams
  • Wrapping and securing insulation on ducts and pipes
  • Vapor and moisture barrier applications
  • EMI / RFI shielding for HVAC electrical components

Benefits

  • Improves HVAC energy efficiency
  • Ensures long-lasting, airtight seals
  • Enhances fire safety and system durability
  • Easy and quick application

Aluminum Foil Tape is an essential solution for reliable sealing, insulation, and protection in residential, commercial, and industrial HVAC systems.