Aerospace-grade sealant formulated specifically for Learjet hump seal restoration

Custom-designed for Learjet aircraft geometry for a precise, consistent seal profile

Professional-grade primer ensuring maximum sealant bond strength on Learjet surfaces

Ensures clean, defined edges for a professional finish every time

For accurate trimming and surface preparation prior to sealing

Clear, intuitive step-by-step guidance for efficient, consistent application

Every component needed for a professional hump seal repair is included — no additional sourcing required, saving time and simplifying procurement.

Streamlined repair process gets your Learjet back in service faster — reducing costly ground time for operators and charter fleets.

A more economical solution compared to traditional repair methods — delivering aerospace-quality results without the premium cost or extended lead times.

Clear, step-by-step instructions simplify the repair process — enabling efficient implementation and consistent results across your maintenance team.

Engineered to meet rigorous aerospace industry requirements — ensuring safety, reliability, and regulatory confidence on every Learjet repair.

Restoring hump seal integrity eliminates aerodynamic drag caused by seal damage — directly recovering fuel efficiency and flight performance.

Meets rigorous aviation industry safety and performance requirements

Reduces repair costs and lead times vs. traditional methods

PPG Aerospace expertise trusted by Learjet operators and MROs worldwide