AS SEEN IN PRACTICAL BOAT OWNER
http://www.pbo.co.uk/expert-advice/renovating-boat-windows-27718
 
Our popular re-sealing kits provide all the materials you need to re-seal your windows.
The kit is available in a variety of sizes, to check which size you require for your window(s) measure all the external dimensions (from the outer edge of the frames) and add together. For example, a single window 50cm x 50cm will require the 2 metre kit (i.e. 50cm+50cm+50cm+50cm = 2m).
 
Kit includes:
Cleaning Pads
2 Part Butyl Sealant
Primer
Finishing Tool / Scraper
Gloves
Instructions
 
Other items you may wish to purchase with your kit:
	
Bedding compound to re-bed the windows to the hull
	
Sealant smoothing spatula for that perfect finished edge
	
Replacement Acrylic Windows