![HB42_PS1_Primer_Sealer_Stain_Block_760 HB42 PS1 Primer Sealer Stain Block](https://www.hb42.co.uk/wp-content/uploads/2021/09/HB42_PS1_Primer_Sealer_Stain_Block_760.png)
HB42 PS1 Shellac Primer-Sealer Stain Block
HB42 PS1 Primer-Sealer Stain Block, made from shellac for high performance permanent stain blocking.
Suitable for interior surfaces and to spot exterior surfaces. Providing a rapid matt finish that covers stains in one coat! Ideal for use on all interior woodwork, plaster, glossy and hard to paint surfaces such as tiles, varnish, or gloss paints. Block odours including mould, smoke and nicotine.
![Untitled design (4) group ps2 image](https://www.hb42.co.uk/wp-content/uploads/2023/12/Untitled-design-4-294x300.png)
Available in 500ml, 1ltr, 2.5ltr & 5ltr tins
HB42 PS1 Key Technical Specifications:
- White Shellac Based
- Covers in One Coat
- Blocks Stains & Odours
- White & Tintable
- Dries in 15 minutes
- Recoat in 45 minutes
- No Sanding
Use for interior and spot exterior.
“Cover in one coat, dries in just 15 minutes and recoat in 45 minutes …HB42 PS1 Premium White Shellac”
![HB42_SP1_Spray_Rollar_Brush White Shellac](https://www.hb42.co.uk/wp-content/uploads/2021/09/HB42_SP1_Spray_Rollar_Brush.jpg)
![](https://www.hb42.co.uk/wp-content/uploads/2020/09/HB42_Logo_Drop_760-1.jpg)
Get More with HB42
Premium Trade Products
![](https://www.hb42.co.uk/wp-content/uploads/2017/02/HB42_ProductGroup_RGB_1440.jpg)
Find your nearest stockist