B Type valley troughs are designed for use with plain tiles, natural slates and man made slates. Meeting all the requirements for 'standard' double lap valley troughs in NFRC Technical Bulletin 28.
Features:
BBA Approved
Std Valley Trough Slate - Type B 3M (HB30)
SKU
VALLEYSLAT
B Type Valley Trough - Use with double lap slates and tiles, which are dry bedded. Suitable for roofs with pitches from 17.5 degrees to 55 degrees.
In stock
£31.85£26.54
Sold by / Each
B Type Valley Trough - Use with double lap slates and tiles, which are dry bedded. Suitable for roofs with pitches from 17.5 degrees to 55 degrees.