Effective roof drainage is essential for managing rainwater and protecting the long-term performance of flat roof systems. Sika's range of rainwater outlets and drainage accessories includes PVC and FPO roof drains, flexible couplings and leaf guards designed for compatibility with Sarnafil® and Sikaplan® roofing membranes. Suitable for a variety of roof constructions, these products help provide reliable rainwater collection and discharge while supporting secure waterproofing at drainage points.

Our Range of Rainwater Outlets & Accessories

S-Drain PVC
S-Drain PVC

Prefabricated PVC roof drain
Sarnafil® T Drain
Sarnafil® T Drain

FPO rainwater outlet
Flexible Rubber Coupling
Flexible Rubber Coupling

High performance EPDM rubber couplings.
S-Leafguard round
S-Leafguard round

Prefabricated polypropylene leafguard
Sarnafil® T Scupper round
Sarnafil® T Scupper round

Prefabricated FPO roof drain

Our Range of Single Ply Roof Accessories

PIR insulation board

Insulation & Cover Boards

Thermal insulation and cover boards for roof systems to help achieve high thermal performance in buildings.
Sika roof sealant being applied by hand in sealing tube applicator

Sealants

Sealants for weatherproofing and sealing joints, penetrations and roofing components.
Sika roof decor profile for roof detailing

Aesthetic Profiles

Decorative profiles and finishing components used to enhance the appearance of single ply roofing systems.

Rooflights

Rooflight solutions for introducing natural daylight into buildings while maintaining roof waterproofing integrity.
Sika Sarnavap roof vapor control layer for roof buildup

Vapour Control Layers

VCLs designed to help manage moisture movement within the roof build-up and reduce condensation risk.
Roll of Sarnafil® TG 63-13 protection sheet

Protection Sheets

Protection layers designed to protect roofing membranes in ballasted flat roof systems.
Gray vinyl roll on white background

Detailing Membranes

Flexible roofing membranes for forming waterproof details, flashings, corners and complex roof junctions.
Slotted Metal Channel Sections on White Background

Miscellaneous Products

Additional roofing components and accessories used to support installation, detailing and roof system performance.
Sika roof protection layer and separation layer for roof buildup

Levelling & Separation Layers

Separation and protection layers for between components to improve compatibility and provide a stable substrate.
Sika roof adhesives and cleaners for cleaning roof area with Sika Trocal, Sarnacol and Sarnafil cleaner

Primers and Cleaners

Primers and cleaning products for substrate preparation and to support the installation of roofing membranes.
Sika Sarnafil roof walkway pads for roof protection on utility roofs and maintenance access

Walkways

Walkway pads designed to provide safe access for maintenance while protecting the roofing membrane.
lightning conductor clips

Lightning Protection

Components designed to integrate lightning protection systems with single ply roofing installations.

Fasteners

Mechanical fixings for securing insulation, vapour control layers and roofing membranes within single ply roof systems.
SikaRoof Adhesive C-733 metal pail product

Adhesives and Glues

Adhesives for bonding roofing membranes, insulation boards and other roofing components.
Sika liquid-applied waterproofing system

Liquid Detailing

Liquid applied waterproofing products for sealing complex roof details, penetrations and difficult-to-access areas.