ASK Tower Supply’s 1lb Duct Seal Putty (Part #26145) is a premium-grade, non-hardening, and permanently pliable sealing compound designed for a wide range of electrical, HVAC, and telecommunications applications. Manufactured to the highest industry standards, this duct seal putty offers identical performance and characteristics to Ideal Industries' 1lb duct seal, making it the perfect alternative for professionals seeking a cost-effective, high-quality solution.

Key Features:

✅ Permanently Pliable – Never hardens or cracks, ensuring long-lasting protection
✅ Weatherproof & Moisture Resistant – Effectively seals out dust, moisture, and air leaks
✅ Multi-Purpose Application – Ideal for electrical conduit entry points, junction boxes, HVAC penetrations, and telecom enclosures
✅ Non-Toxic & Non-Staining – Safe for use in sensitive environments
✅ Easy to Apply & Remove – Sticks to most clean, dry surfaces without leaving residue
✅ Moldable & Flexible – Conforms to irregular surfaces for a secure seal

Applications:

• Sealing around electrical conduit, service mast entries, and junction boxes
• Preventing air infiltration in HVAC and refrigeration systems
• Protecting cable entry points in telecom installations
• Filling gaps around pipes and ductwork

Engineered for contractors, electricians, telecom technicians, and HVAC professionals, ASK Tower Supply’s duct seal putty delivers superior sealing performance at a competitive price.