Weatherproof Silicone Sealant
Weatherproof silicone sealants are made for exterior joints that face rain, sun and temperature change. The manufacturer's JL800 premium weatherproof silicone sealant and JL719 roof and gutter weathering silicone sealant are described below, together with the JL200 window and door silicone sealant.
For an exterior joint, confirm the substrate, the joint movement and the colour you need before ordering.
Products in this range
The products below are described in the manufacturer's own words. Specifications beyond what is quoted here are not stated on this site; confirm any technical requirement for your application before ordering.
JL800 PREMIUM WEATHERPROOF SILICONE SEALANT

Manufacturer description: JL800 is a premium grade,weathering, high modulus +/- 25% movement, neutral cure silicone sealant for construction.
Listed details: Typical Colors White, Clear, Black, Gray, Brown, etc
Features listed by the manufacturer:
- Features Low Odor
- Improved oil resistance
- High movement ability 25HM
Applications listed by the manufacturer: Glazing and weather sealing Jointment in curtain wall Aluminum composite panel Building facades
Confirm colour, pack size and availability for this exact code before ordering.
JL719 ROOF & GUTTER WEATHERING SILICONE SEALANT

Manufacturer description: JL719 is a weathering, high strength, neutral cure silicone sealant/adhesives for roof and gutter.
Listed details: Typical Colors Black, White, Gray
Features listed by the manufacturer:
- Features UV resistance
- Waterproof
- Low odor
- Weatherproof
Applications listed by the manufacturer: PVC & Metal roofs most gutters and cement sheeting
Confirm colour, pack size and availability for this exact code before ordering.
JL200 WINDOW & DOOR SILICONE SEALANT
Manufacturer description: JL200 is a weathering, modulus, +/- 20% movement, neutral cure silicone sealant.
Listed details: Typical Colors Transparent
Features listed by the manufacturer:
- Features Anti-chalking
- Cracking Resistance
Applications listed by the manufacturer: Windows & doors glazing and glass shelves and counter cabinets
Confirm colour, pack size and availability for this exact code before ordering.
Related products in the same family
Other products in this family, described in the manufacturer's own words:
JL180 NON-STAINING STONE SILICONE SEALANT
Manufacturer description: JL180 is a high modulus +/- 25% movement, non-staining, neutral cure silicone sealant for stone sealing.
Listed details: Typical Colors Black, White, Gray
Features listed by the manufacturer:
- Features UV resistance
- Unprimed adhesion to masonry & concrete
- None corrosive to substrates
Applications listed by the manufacturer: Marble natural stone granite and masonry
Confirm colour, pack size and availability for this exact code before ordering.
JL550 MIRROR FIX
Manufacturer description: JL550 is a special mirror mounting sealant/adhesive, based on alkoxy silicone.
Listed details: Typical Colors White
Features listed by the manufacturer:
- Features Mirror expert
- No desilver mirrors
- Long-term maintain
- Non corrosive to metals
- Non yellowing
Applications listed by the manufacturer: Mirror installations Bonding mirror to painted surfaces plaster metal or wood
Confirm colour, pack size and availability for this exact code before ordering.
JL911 FIREPROOF SILICONE SEALANT
Manufacturer description: JL911 is a UL classfied fire, smoke draft stop, neutral silicone sealant.
Listed details: Typical Colors Black, White, Gray
Features listed by the manufacturer:
- Features UL94 4-hour fire rating
- Halogen free
- Weatherproofing
- 25HM
Applications listed by the manufacturer: Fire rated structures and system pipe and cable penetrations expansion joints in curtain walling building facades or partition walls
Confirm colour, pack size and availability for this exact code before ordering.
JL688 AQUARIUM SILICONE SEALANT
Manufacturer description: JL688 is a high end, 100% silicone on aquarium.
Listed details: Typical Colors White, Clear, Black, Gray, etc
Features listed by the manufacturer:
- Features High modulus
- High movement ability
- Non-slumping vertical and overhead joints
- No harmful to marine life
- No yellowing
Applications listed by the manufacturer: Heavy-duty marine work jewelry display cabinet and decorated plate
Confirm colour, pack size and availability for this exact code before ordering.
Questions to confirm for your order
- Confirm the exact product code, colour and pack size for your order.
- Confirm the minimum order quantity and lead time for your quantity.
- Confirm which documents you need with the shipment. Certificates available upon request.
- Confirm suitability for your substrate and application in writing before ordering.
Frequently asked questions
What does this page describe?
This page describes weatherproof silicone sealant as offered within the manufacturer's published range. Product descriptions quote the manufacturer's own words; anything not quoted here should be confirmed by inquiry.
Can I get a technical data sheet?
No technical data sheet download is published on this site. Ask for the documents that apply to the exact product code you need, and confirm the details in writing before ordering.
How do I order?
Send the product code, colour, pack size and quantity to [email protected]. Before ordering, ask about minimum order quantities, lead times and prices for the exact product codes and quantities you need.
Related pages
Confirm before you order
Before ordering, ask about the following for the exact product you need: product code and colour, pack size, minimum order quantity, lead time, and the documents you need with the shipment. Certificates available upon request. Email [email protected] to ask whether your requested products and documents are available.