For tough preparation jobs where ordinary primers just won’t cut it, Fleetwood Bloxx‑It Oil Based Primer is a go‑to choice for trade decorators and DIY renovators at TJ O’Mahony. This premium oil‑based primer, sealer and stain blocker is engineered to handle stubborn issues like water marks, nicotine and smoke stains — giving your project a clean, stable base for topcoats every time.
Designed for both interior and exterior use, Bloxx‑It bonds exceptionally well to a wide range of surfaces — from bare wood and metal to previously painted or glossy areas — without the need for extensive sanding. Its high hiding power and excellent stain‑blocking performance help ensure blemish‑free results when followed with your chosen topcoat.
Key Features:
Multi‑Purpose Primer & Sealer: Primes, seals and blocks stains all in one product.
Excellent Adhesion: Binds to wood, metal, PVC, ceramic and other tricky surfaces without sanding.
Stain Blocking Power: Seals water, smoke, nicotine and tannin stains so topcoats remain clean and uniform.
Interior & Exterior Use: Built for decorating jobs throughout the home and on joinery.
Fast Re‑coat: Touch dry in ~40 mins with re‑coat around 2 hrs — great for project turnaround.
Technical Specifications:
Product Code: PBIO25BW
Primer Type: Oil‑based primer, sealer, stain blocker
Coverage: Up to ~10 m² per litre (varies with surface).
Dry Time: Touch dry ~40 mins, re‑coat in ~2 hrs, hard dry ~4 days.
Application: Brush / Roller.
Use: Interior and exterior surfaces.
Clean‑Up: White spirit/solvent cleaner.
TJ’s Tip:
Prep is key — clean and de‑grease all surfaces before priming, and apply two thin, even coats for best coverage and stain‑blocking performance. Let each coat re‑dry fully before applying the next to lock in a strong base for your topcoat.
* Effective from 3 December 2025 * Free delivery on order over €400, applies to Small & Light, Large & Heavy items within zone 1 only.
Zone Indicator:
To help you understand delivery availability, every item displays a zone icon, icons appear on the top-right corner of each product image:
Types of goods
Available zones
Descriptions
Small & light items
All Zone area
Items under 20kg weight & under 2m long, (some fragile items may not be included e.g. glass/mirrors)
Large and bulky items Extra Large items
Zone 1 & 2 only
Wet & hazardous bagged, items over 20Kg weight & oversized; Euronics white goods, TVs of all sizes.
Large Paint items (6L / 6L+)
Zone 1 only
Large hazardous items (6L+) - available for collection
Available zones
Indicator
Descriptions
All zone area
This icon with all zone area in green, indicates this items can be shipped to all Zone.
Zone 1 & 2 only
Zone 1 & 2 in green and zone 3 greyed out, indicates this product can only be shipped to Zone 1 and 2
Zone 1 only
Zone 1 in green zone 2 and zone 3 are greyed out, indicates this product can only be shipped to Zone 1 only.
Old Appliance Collection:
When you buy a large appliance, we’ll collect your old one for free through WEEE Ireland. Please ensure it is uninstalled, disconnected, and ready for pickup. Collection is like-for-like and takes place at the front door or apartment entrance. Restrictions may apply based on access and item type.
At TJ O'Mahony we will exchange or refund any Retail unused product returned to us in its original condition within 30 days of receiving it (*)You can return any unused product to us in its original condition for a full refund or exchange within 30 days of delivery.
This right to return does not apply to products that are non stock and only available to order such as catalogued doors, catalogued bathroomware and mixed paints which are made especially for your order.
Please note that we are unable to accept returns on certain bagged building products and materials, including (but not limited to) hard wall, cement, bonding, slates, and ridges. We appreciate your understanding and recommend checking product requirements carefully before purchase.