| Materials | Base Bar (Aluminium extrusion. EPDB Rubber Gaskets.) Top Cap (PVC-u) End Cap (Plastic with Metal Fixing Bracket)  | 
| Top Cap Size | 50mm x 23mm x Various (2.5m/3m/4m/6m) | 
| Base Bar Size (w x h x l) | 44mm x 21mm x Various (2.5m/3m/4m/6m) | 
| Top Cap Colour | White or Brown | 
| Available Lengths | 3m, 4m, 5m and 6m | 

25GB Snap-Tight Main Glazing Bar 10/16/25mm Panels
Aluminium Base Bar with PVC-u Cap and End Cap
Strong, extruded aluminium Base Bar with durable PVC-u Cap and decorative End Cap - complete timber rafter main bar for 10, 16 and 25mm polycarbonate. Part of Sunwood's high quality, maintenance-free Snap-Tight range of rafter bars.
The extruded aluminium Base Bars feature a central recess with locking points into which the toothed legs of the PVC-u Cap are located and long-lasting EPDM rubber gaskets to cushion and form a weather-tight seal on the underside of the polycarbonate. The PVC-u Cap has coextruded seals that forms a sound, pressure seal on the top of the polycarbonate once the PVC-u Cap has been pressed firmly into position.
Features & Benefits
- Coextruded Flapper Seal - compress onto glazing for weather-proof seal
 - EPDM Gaskets in Base - acts as a seat and seal for glazing
 - Aluminium Base Bar - strong and lightweight extrusion
 - Flexible System - fits many roof designs and sizes
 - Fully-Serviceable - Sunwood components can be easily removed if required
 - Maintenance-Free - no annual painting required
 - Designed to Integrate - neatly fits other Sunwood products
 - Easy-Fit System - designed to ease installation
 - 5 Year Guarantee - long product guarantee
 
Retro-fitted to existing timber roofs with 10, 16 or 25mm polycarbonate, the 25GB Rafter Main Bar and other Sunwood components can encase and seal problem leak areas while also breathing a new lease of life into the roof. Sunwood is equally effective on new installations too, offering an attractive, low-maintenance, long-life capping solution.