Thompsons High Performance Roof Seal 2.5L £13.99
Highly flexible, black coating that outperforms bitumen-based ones. Resists cracking during expansion and contraction. Rainproof in 6 hours. No primer required. Will last up to 10 years.
Highly flexible, black coating that outperforms bitumen-based ones. Resists cracking during expansion and contraction. Rainproof in 6 hours. No primer required. Will last up to 10 years.