Wakol PU 280 Moisture Sealer
Wakol PU 280 Moisture Sealer
each inc. GST
Wakol PU 280 is a ready-to-use one-component polyurethane primer that seals concrete and cement screed against residual and rising moisture before timber, engineered or parquet flooring is glued down. It comes in 11 kg and 5 kg pails at Greenhill...
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Description
Wakol PU 280 is a ready-to-use one-component polyurethane primer that seals concrete and cement screed against residual and rising moisture before timber, engineered or parquet flooring is glued down. It comes in 11 kg and 5 kg pails at Greenhill Timbers, Thomastown.
As a primer it goes on at about 100 to 150 g/m²; as a moisture barrier, about 250 to 350 g/m², applied in two coats. It dries in about 40 to 50 minutes and is applied with a primer roller or a short-haired velour roller. It pairs with Wakol PU 385 and Wakol MS 260 flooring adhesives.
Where it can be used
- Cement screed without underfloor heating: residual moisture up to 6 CM% (98% RH)
- Cement screed with underfloor heating: up to 3 CM% (85% RH)
- Concrete: up to 7.5% by weight (98% RH)
- Also: priming absorbent and non-absorbent subfloors, and reinforcing sanded concrete edges
Technical data
- Base: polyurethane resin, one component
- Consumption: about 100–150 g/m² as primer, 250–350 g/m² as moisture barrier
- Drying time: about 40–50 minutes
- Emissions: EMICODE EC1 PLUS
- Packs: 11 kg and 5 kg
- Storage: not below +5°C; keep cool
Coverage per pail
From Wakol's consumption rates: an 11 kg pail primes about 73 to 110 m², or seals about 31 to 44 m² as a moisture barrier. A 5 kg pail primes about 33 to 50 m², or seals about 14 to 20 m².
Limits
PU 280 does not replace building waterproofing, and it is not for use over existing PVC, vinyl, rubber or linoleum floor coverings. Wakol notes that, since 24 August 2023, adequate training is required before industrial or professional use of polyurethane products.
Specifications
| Sold | each |
|---|---|
| Brand | Wakol |
| SKU | WAK-PU280-11 |
Pickup and delivery
Pick up from 170 Settlement Road, Thomastown. Stocked lines are usually ready the same day. Delivery across Melbourne and regional Victoria is quoted on the order; call (03) 9465 9875 for a price on your suburb.
Prices, GST and trade
All prices include GST. Flooring is priced per square metre, decking and dressed timber per lineal metre, framing and posts per length. Trade accounts get trade pricing on the site and at the counter: apply here.
Need a hand with quantities?
Bring your room or deck sizes in, or call (03) 9465 9875, and we will work out boards, lengths, fixings and oil, with about 10% allowed for cuts.
Questions about Wakol PU 280 Moisture Sealer
How much moisture can Wakol PU 280 seal?
Wakol rates it to 6 CM% (98% RH) on cement screed without underfloor heating, 3 CM% (85% RH) on heated cement screed, and 7.5% by weight (98% RH) on concrete.
How far does an 11 kg pail of Wakol PU 280 go?
About 73 to 110 m² as a primer at 100 to 150 g/m², or about 31 to 44 m² as a two-coat moisture barrier at 250 to 350 g/m². A 5 kg pail does about 33 to 50 m² as a primer or 14 to 20 m² as a barrier.
How long does Wakol PU 280 take to dry?
About 40 to 50 minutes per coat, according to Wakol.
Which adhesive goes over Wakol PU 280?
Wakol lists its PU 385 and MS 260 parquet adhesives as going with PU 280; both are stocked at Greenhill Timbers.
Can Wakol PU 280 go over vinyl or linoleum?
No. Wakol says not to use it on existing PVC, vinyl, rubber or linoleum floor coverings, and it does not replace building waterproofing.
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Pickup today
Stocked lines ready at the Thomastown yard
Delivering across Melbourne
And regional Victoria, quoted on the order
20+ years in timber
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Prices include GST
Per metre, per m² or per length, with no surprises